The Library of the Institute of Lutheran Theology has over 25,000 physical volumes available by next day mail service. It also offers instant access to over 16,000 volumes on ebrary and to thousands of full-text articles through ebrary. In addition, users can search world-class data bases and order virtually any resource they need through inter-library loan. A fully-qualified librarian is available to help users find the resources they need. 

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David R. Patterson, MR, MLIS


To speak with the Librarian, please call

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For general Inquiries please call the Library Technician

Penny Patterson at (605) 692-9337 or email at

Live Reference Desk

The ILT Library offers comprehensive theological and academic reference services from ready reference queries through in-depth research consultation services.


​Live reference services are now available by contacting the librarian through Microsoft Teams.

For general inquiries please contact the Library staff at 605-692-9337, email:, or Microsoft Teams.

ILT Library Custom Search Engines

The ILT Library has developed two custom Google® Search Engines to support academic research:

Full-Text Books

• Provides access to more than 10,000 full-text titles covering every area of study at ILT

Full-Text Articles

• Provides access to 354 full-text online journals covering every area of study at ILT 

Search for Full Text Books Online:

Search for Full Text Articles Online:

ILT Library Resources

Learning at ILT involves much more than just attending class. ILT students engage in extensive theological research as an integral part of their courses. To support student success in their research, ILT provides a full theological library for their
use. ILT’s Library director ensures that ILT’s students have the resources and research guidance they need to successfully complete the research elements of their courses. Regardless of where ILT’s students are located, the library can support their research needs.


Library Physical Collections

The ILT library has over 25,000 volumes in its physical collection covering all areas of instruction at ILT including: Biblical Theology, Comparative Religions, Doctrinal Theology, Ethics, Historical Theology, Philosophy of Religion, and Practical Theology. These collections can be searched and requested by students through the library catalog. Any physical materials requested from the library are processed and shipped to students within one business day.


The ILT library has an extensive physical collection of theological journals with holdings going back over a century. Students may search for journal articles through the library’s citation index (Index Theologicus) on the library’s web page and request articles from the library’s collection. Articles are regularly digitized and sent to students within an hour of the request (during library office hours).

Library Online Collections


Reference Databases

Religion Past and Present 

Religion Past and Present (RPP) Online is the online version of the updated English translation of the 4th edition of the definitive encyclopedia of religion worldwide: the peerless Religion in Geschichte und Gegenwart (RGG). This great resource, now at last available in English and Online, Religion Past and Present Online continues the tradition of deep knowledge and authority relied upon by generations of scholars in religious, theological, and biblical studies. Including the latest developments in research, Religion Past and Present Online encompasses a vast range of subjects connected with religion.


Religion in Geschichte und Gegenwart

Religion in Geschichte und Gegenwart 4 Online is the online version of the 4th edition of the definitive encyclopedia of religion worldwide: the peerless Religion in Geschichte und Gegenwart 4 (RGG4) (Mohr Siebeck, 1998-2007). This great resource continues the tradition of deep knowledge and authority relied upon by generations of scholars in religious, theological, and biblical studies. Religion in Geschichte und Gegenwart 4. indisputably belongs to the small class of essential reference works.


Funk & Wagnalls New World Encyclopedia

This database provides over 25,000 encyclopedic entries covering a variety of subject areas.


Stanford Encyclopedia of Philosophy

Welcome to the Stanford Encyclopedia of Philosophy (SEP), which as of March 2018, has nearly 1600 entries online. From its inception, the SEP was designed so that each entry is maintained and kept up-to-date by an expert or group of experts in the field. All entries and substantive updates are refereed by the members of a distinguished Editorial Board before they are made public. Consequently, our dynamic reference work maintains academic standards while evolving and adapting in response to new research. You can cite fixed editions that are created on a quarterly basis and stored in our Archives (every entry contains a link to its complete archival history, identifying the fixed edition the reader should cite). The Table of Contents lists entries that are published or assigned. The Projected Table of Contents also lists entries which are currently unassigned but nevertheless projected.


Ancient History Encyclopedia

Every submission to the encyclopedia is carefully reviewed by our editorial team, making sure only the highest quality content is published to our site. Our publication follows academic standards, but it is written in an easy-to-read manner with students and the general public in mind. As a result, our publication is recommended by many educational institutions including:
- Oxford University
- European Commission's e-Learning Initiative
- School Library Journal
- University of Wisconsin-Madison


Science Reference Center

Science Reference Center is a comprehensive research database that provides easy access to a multitude of full text science-oriented content. This database contains full text for nearly 640 science encyclopedias, reference books, periodicals, etc. Topics covered include: biology, chemistry, earth & space science, environmental science, health & medicine, history of science, life science, physics, science & society, science as inquiry, scientists, technology and wildlife.


Science Reference eBook Collection

This ebook reference collection offers a rich selection of eBook titles covering Science, Technology, Engineering, and Mathematics.


Teacher Reference Center

Teacher Reference Center provides indexing and abstracts for 280 of the most popular teacher and administrator journals and magazines to assist professional educators.

Religion Online

Religion Online is designed to assist teachers, scholars and general "seekers" who are interested in exploring religious issues. The aim is to develop an extensive library of resources, representing many different points of view, but all written from the perspective of sound scholarship. While the initial orientation has been to seek material written primarily from a Christian perspective, the ultimate aim is to broaden the scope to include material on all the world's major religions.


International Standard Bible Encyclopedia

The ISBE is a classic Bible reference compiled from nearly 10,000 entries written by over 200 different Bible scholars and teachers. In addition to the encyclopedia articles, all of the major words of the Bible are represented and defined.

eBook Databases


eBook Religion Collection

The eBook Religion Collection provides titles ranging from introductory texts for undergraduate coursework to more complex and detailed works for advanced students and scholars in the Religion discipline. The eBooks included in the subscription cover diverse worldwide religions and explore popular areas of study such as the social, cultural, and historical impacts of religion.


eBook Academic Collection

This growing subscription package contains a large selection of multidisciplinary eBook titles representing a broad range of academic subject matter, and is a strong complement for any academic collection. The breadth of information available through this package ensures that users will have access to information relevant to their research needs.


Luther's Werke (Weimarer Ausgabe)

Luthers Werke on the World Wide Web reproduces the Weimar Edition in electronic form. The Weimar Edition, which is regarded as a monumental work in the field of theology and the German language, was first published in 1883 and includes 127 volumes.

The Weimar Edition of Luthers Werke is published by ProQuest with the co-operation and support of the publishers Hermann Böhlaus Nachfolger Weimar GmbH & Co.


DOAB: Directory of Open Access Books

The primary aim of DOAB is to increase discoverability of Open Access books. Academic publishers are invited to provide metadata of their Open Access books to DOAB. Metadata will be harvestable in order to maximize dissemination, visibility and impact. Aggregators can integrate the records in their commercial services and libraries can integrate the directory into their online catalogues, helping scholars and students to discover the books. The directory is open to all publishers who publish academic, peer reviewed books in Open Access and should contain as many books as possible, provided that these publications are in Open Access and meet academic standards.


Jacques Paul Migne. Patrologiae Cursus Completus. Series Latina.

The Patrologia Latina (Latin for The Latin Patrology) is an enormous collection of the writings of the Church Fathers and other ecclesiastical writers published by Jacques-Paul Migne between 1841 and 1855, with indices published between 1862 and 1865. It is also known as the Latin series as it formed one half of Migne's Patrologiae Cursus Completus, the other part being the Patrologia Graeco-Latina of patristic and medieval Greek works with their (sometimes non-matching) medieval Latin translations. The Patrologia Latina comprises the works of the Church Fathers from Tertullian in 200 AD to the death of Pope Innocent III in 1216.


Jacques Paul Migne. Patrologiae Cursus Completus. Series Graeca.

The Patrologia Graeca (or Patrologiae Cursus Completus, Series Graeca) is an edited collection of writings by the Christian Church Fathers and various secular writers, in the Greek language. It consists of 161 volumes produced in 1857–1866 by J. P. Migne's Imprimerie Catholique, Paris. It includes both the Eastern Fathers and those Western authors who wrote before Latin became predominant in the Western Church in the 3rd century, e.g. the early writings collectively known as the Apostolic Fathers, such as the First and Second Epistle of Clement, the Shepherd of Hermas, Eusebius, Origen, and the Cappadocian Fathers Basil the Great, Gregory of Nazianzus, and Gregory of Nyssa.


Internet Archive

The Internet Archive is an American digital library with the stated mission of "universal access to all knowledge." It provides free public access to collections of digitized materials, including websites, software applications/games, music, movies/videos, moving images, and millions of books. In addition to its archiving function, the Archive is an activist organization, advocating a free and open Internet. The Internet Archive currently holds over 20 million books and texts, 3 million movies and videos, 400,000 software programs, 7 million audio files, and 400 billion web pages in the Wayback Machine.



Loebolus provides PDFs of all the public domain volumes in the Loeb Classical Library.


Internet Ancient History Sourcebook

The Ancient History Sourcebook brings together primary source material relating to the Ancient, Hellenistic, and Classical Worlds.


The Dead Sea Scrolls Digital Library

This free, online, digitized virtual library of the Dead Sea Scrolls is presented by the Israel Antiquities Authority (IAA).


Early Church Fathers - Additional Texts

These English translations, edited by Roger Pearse, were not included in the 38 volume collection of Ante-Nicene, Nicene and Post-Nicene Fathers. The texts are listed in chronological order.

Early Christian Writings

Early Christian Writings is the most complete collection of Christian texts before the Council of Nicaea in 325 AD. The site provides translations and commentary for these sources, including the New Testament, Apocrypha, Gnostics, Church Fathers, and some non-Christian references.

Internet Medieval Sourcebook

The Medieval Sourcebook is both a classroom resource and the largest collection of online medieval texts.


The Suda Online: Byzantine Lexicography

The Suda (or Stronghold) is a massive 10th century Byzantine Greek historical encyclopedia of the ancient Mediterranean world, covering the whole of Greek and Roman antiquity and also including Biblical and Christian material.

Preserved in several medieval manuscripts, it has been edited and published several times since the end of the 14th century in traditional hard-copy scholarly editions, most recently that of Ada Adler (Teubner, 5 volumes: 1928-1938, reprinted 1971). The Suda On Line (SOL) project, begun in 1998 as part of the Stoa Consortium, opens up this stronghold of information by means of a freely accessible, keyword-searchable database, with English translations, notes, bibliography, and links to other electronic resources. With contributions (as Translators and/or Editors) from more than two hundred people worldwide, the SOL reached the landmark of all entries being translated and “vetted” (edited) to a usable standard on July 21, 2014.

Corpus Thomisticum

The Corpus Thomisticum project aims to provide scholars with a set of instruments of research on Thomas Aquinas, freely available via Internet. It has five parts:
- A full edition of the complete works of St. Thomas according, where possible, to the best critical texts.
- A bibliography covering all the studies on Aquinas and his doctrine, from the 13th century through our days.
- An index of the main tools of Thomistic research, and the edition of the most important among them.
- A database management system, implemented to search, compare, and sort words, phrases, quotations, similitudes, correlations, and statistical information.
- A digital edition of the main manuscripts of Aquinas' works.

We choose Latin as the main language of the Corpus Thomisticum, for every student of Thomas can read his original texts, which are in Latin indeed.

Internet Modern History Sourcebook

The Internet Modern History Sourcebook is intended to serve the needs of teachers and students in college survey courses in modern European history and American history, as well as in modern Western Civilization and World Cultures.


The Post-Reformation Digital Library

The Post-Reformation Digital Library (PRDL) is a select database of digital books relating to the development of theology and philosophy during the Reformation and Post-Reformation/Early Modern Era (late 15th-18th c.). Late medieval and patristic works printed and referenced in the early modern era are also included. The PRDL is a project of the Junius Institute for Digital Reformation Research.

Perseus Digital Library

This excellent source of classical texts, history, and language resources from Tufts University includes Liddel, Scott and Jones' Greek Lexicon and Lewis and Short's Latin Dictionary.

History of Missiology

This collection of missionary biographies, reports, sermons and theologies provides a rich resource for mission studies; this website is maintained by University of Boston School of Theology.


Periodical Databases

ATLA Religion Database with ATLASerials

Atla Religion Database® (Atla RDB®) with AtlaSerials® (Atlas®) combines the premier index to journal articles, book reviews, and collections of essays in all fields of religion with Atla’s full text collection of 350+ major religion and theology journals. This database is produced by Atla, a membership association of collectors and connectors in religion and theology.

Ebsco Religion and Philosophy Collection

Religion & Philosophy Collection™ provides extensive coverage of such topics as world religions, major denominations, biblical studies, religious history, epistemology, political philosophy, philosophy of language, moral philosophy and the history of philosophy. With more more than 300 full text journals, the Religion & Philosophy Collection is an essential tool for researchers and students of theology and philosophical studies.

The Philosopher's Index with Full-Text

The Philosopher’s Index™, produced by the Philosopher’s Information Center, is a current and comprehensive bibliographic database covering scholarly research in all major fields of philosophy. The Philosopher’s Index with Full Text, considered the most thorough index of journal literature on the subject, features author-written abstracts covering scholarly research published in journals and books, including contributions to anthologies and book reviews. The Philosopher’s Index contains research published since 1940 including over 680 journals from more than 50 countries with content representing a variety of languages.

Ebsco MegaFILE

EBSCO MegaFILE is a multi-disciplinary database providing full text for over 19,100 total publications and indexing & abstracting for nearly 24,000 publications. Coverage spans every area of academic study and general interest subject area and offers information dating as far back as the 1800s. In addition, the database contains more than 85,800 biographies, 118,000 primary source documents, 10,150 company profiles and an image collection of more than 502,000 photos, maps and flags. EBSCO MegaFILE is comprised of EBSCO’s Academic Search Premier, Business Source Premier and Regional Business News databases.

Academic Search Ultimate

Academic Search Ultimate offers students an unprecedented collection of peer-reviewed, full-text journals, including many journals indexed in leading citation indexes. The combination of academic journals, magazines, periodicals, reports, books and videos meets the needs of scholars in virtually every discipline ranging from astronomy, anthropology, biomedicine, engineering, health, law and literacy to mathematics, pharmacology, women’s studies, zoology and more.

Business Source Ultimate

Business Source Ultimate works for your students like a solid business plan – it offers an unprecedented wealth of peer-reviewed, full-text journals and other resources that provide historical information and current trends in business that spark discussion on future developments and changes in the business world.


ERIC, the Education Resource Information Center, provides access to education literature and research. The database provides access to information from journals included in the Current Index of Journals in Education and Resources in Education Index. Content includes journal articles, research reports, curriculum and teaching guides, conference papers, dissertations and theses, and books dating back to 1966.

Professional Development Collection

Designed for professional educators, this database provides a highly specialized collection of nearly 520 high quality education journals, including more than 350 peer-reviewed titles. This database also contains more than 200 educational reports. Professional Development Collection is the most comprehensive collection of full text education journals in the world.

DOAJ: Directory of Open Access Journals

DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals. DOAJ is independent. All funding is via donations, 50% of which comes from sponsors and 50% from members and publisher members. All DOAJ services are free of charge including being indexed in DOAJ. All data is freely available.

EZB: Electronic Journals Library

The Electronic Journals Library is a service to facilitate the use of scholarly journals on the internet. It offers a fast, structured and unified interface to access full-text articles online.

Journals for Free

Journals for Free is a directory of open access journals and journals with some kind of open access to their materials. Journals for Free has now more that 8,000 open access journals and plans to be the most complete list of its kind by December 2012, with 10000 titles: in the first phase, we will include all open access journals indexed in the most recognized reference databases (PubMed, Scopus and ISI Master databases); in a later phase, other journals will be added.


The Sabinet African ePublications (SA ePublications) service has been available online to clients with great success since 2001. This service is the most comprehensive, searchable collection of full-text African electronic journals available on one platform which focuses on information originating from or pertaining to Africa.

EbscoHost Resources

Links to all of our EbscoHost Research databases, Business Searching , Ebsco Job and Career Accelerator, Consumer Health Complete, and Points of View Reference Center.

Research Databases

Association of Religion Data Archives

The ARDA provides free access to the most authoritative religion statistics, data and church membership reports from around the world, including Christian statistics and adherents data. The ARDA offers recent U.S. and international survey findings, local, national and global profiles of religion, and detailed demographic reports and maps of religious and protestant denominations in America.

Index Theologicus

The new IxTheo is a comprehensive bibliography for theology and religious studies. It is now possible to search not only for articles, but also for monographs, databases and relevant Internet links.

Theological Commons (Princeton Theological Seminary)

The Theological Commons is a digital library of over 110,000 resources on theology and religion. It consists mainly of public domain books but also includes periodicals, audio recordings, photographs, manuscript collections, and other formats.

Old Testament Abstracts

Old Testament Abstracts Online covers an array of subjects including antiquities, archaeology, biblical theology and philology, making it essential for those conducting research in the fields of religion and theology. All abstracts are in English, regardless of the language of the original work.

New Testament Abstracts

New Testament Abstracts Online offers a growing collection of abstracts for religion and biblical theology research. Each year, an additional 2,000 articles from more than 500 periodicals in numerous languages are selected for inclusion. In addition, approximately 900 current books are also summarized annually. Article coverage in the database dates back to 1977.

Louis F. Benson Collection of Hymnals and Hymnology

The Louis F. Benson Collection of Hymnals and Hymnology consists of approximately 12,000 volumes on virtually every aspect of hymnology, with the exception of musical scores and anthems. Over half of the collection is presented here in digital form. There are many early editions of the metrical psalms; historical hymnbooks of all of the major Protestant denominations; evangelistic, revival and gospel hymnbooks; hymns for the Sunday School and children; religious poetry; and books about hymns, hymn writers, and the use of music and song in worship. While the collection especially reflects Dr. Benson’s interest in the Presbyterian and Reformed tradition and the development of English and American hymnody, there are representative materials of Greek and Latin hymnody; German, French, Dutch and other European hymn traditions; and hymnbooks in various languages designed for use in the mission field. There are many rare editions, particularly of English, Scottish and early American hymnbooks.

BASE - Bielefeld Academic Search Engine

BASE is one of the world's most voluminous search engines especially for academic web resources. BASE provides more than 100 million documents from more than 5,000 sources. You can access the full texts of about 60% of the indexed documents for free (Open Access). BASE is operated by Bielefeld University Library.

EThOS: E-Thesis Online Service

EThOS is the UK’s national thesis service which aims to maximise the visibility and availability of the UK’s doctoral research theses.

The Global Digital Library on Theology and Ecumenism

The Library currently holds more than 4,0 million documents on theology and ecumenism, including special collections on ecumenical, intercultural and contextual theologies, theological education, world Christianity, and interreligious studies.

HathiTrust Digital Library

HathiTrust is a partnership of major research institutions and libraries working to ensure that the cultural record is preserved and accessible long into the future. The mission of HathiTrust is to contribute to research, scholarship, and the common good by collaboratively collecting, organizing, preserving, communicating, and sharing the record of human knowledge.

Ebsco Open Dissertations

This free database offers access to more than 800,000 electronic theses and dissertations

Open Access Theses and Dissertations aims to be the best possible resource for finding open access graduate theses and dissertations published around the world. Metadata (information about the theses) comes from over 1100 colleges, universities, and research institutions. OATD currently indexes 4,091,710 theses and dissertations.


Casalini Libri's full text platform offers access to over 430,000 articles and chapters, 31,000 ebooks and 900 ejournals from over 220 Italian, Spanish, French and Portuguese publishers.

ETANA: Electronic Tools and Ancient Near East Archive

ETANA serves as a guide to networked open access data relevant to the study and public presentation of the Ancient Near East and the Ancient Mediterranean world.

DNI Bible: Dictionary of Nature Imagery of the Bible

DNI Bible is targeted at biblical scholars and students of Bible world wide. The Dictionary further gives professionals in the various fields of life & natural sciences and ecology in general access to the use of nature imagery in the literary texts of the Bible.

The corpus for DNI Bible is mainly the Hebrew Bible, although Second Temple literature and the New Testament are also addressed.

Bible Geocoding

The location of every identifiable place mentioned in the Bible.

Resource Pages for Biblical Studies

The Resource Pages for Biblical Studies are intended as a resource for serious, scholarly studies of the early Christian writings and their social world. Content includes:
- Texts and Translations: contains links to biblical texts and various other texts related to the Bible, and especially to the New Testament.
- Social World of NT: presents sources and studies dealing with the social World related to the New Testament.
- Philo of Alexandria: dedicated to studies of Philo of Alexandria. a comprehensive index of hymns and hymnals

"A comprehensive index of 5,042 hymnals, 1,040,060 published hymns, scores and media files, and information from sources such as Julian's Dictionary of Hymnology, hymnal handbooks, and experts in the field. "--From home page.

GlobeTheoLib: The Global Digital Library on Theology and Ecumenism

The Global Digital Library on Theology and Ecumenism [GlobeTheoLib] is a multilingual online library offering access free of charge to more than 650'000 full-text articles, journals, books and other resources. Its focus is on theology, intercultural and interreligious dialogue, ethics, and ecumenism in World Christianity.

NOTE - you must register for a free account.

ATLA Digital Library

The Atla Digital Library brings together in a singular, searchable platform digitized collections from libraries, religious institutions, and other organizations worldwide who collect and preserve texts, records, maps, photographs, recordings, and other materials. The items found in the Atla Digital Library are of importance to those with an interest in researching, studying, teaching, and otherwise searching for historical and archival content in religion and theology.

Homeschool Resources

Primary Search

Primary Search provides full text for more than 70 popular, magazines for elementary school research. All full text articles included in the database are assigned a reading level indicator (Lexiles), and full text information dates as far back as 1990.

Primary Search Reference eBook Collection

This ebook reference collection offers a rich selection of eBook titles covering a broad range of general reference subjects for primary school students. Topics include social studies, history, language arts, geography, culture, math, and science.

Middle Search Plus

Middle Search Plus provides full text for more than 140 popular, middle school magazines. All full text articles included in the database are assigned a reading level indicator (Lexiles). Full text is also available for thousands of biographies and historical essays. Middle Search Plus also contains 84,774 biographies, 105,786 primary source documents, and a School Image Collection of photos, maps and flags

Middle Search Reference eBook Collection

This ebook reference collection offers a rich selection of eBook titles covering a broad range of general reference subjects for middle school students. Topics include social studies, math, history, language arts, technology, geography, culture, and science.

eBook K-8 Collection

This collection offers full text titles with unlimited access designed specifically to support a quality learning experience for K-8 students across all academic subjects from History, to Language and Literature, to Science & Technology.

MAS Complete

Designed specifically for high school libraries, this database contains full text for more than 540 popular, high school magazines. MAS Complete also provides more than 440 full text reference books, 85,670 biographies, 105,786 primary source documents, and an Image Collection of over 502,000 photos, maps & flags, color PDFs and expanded full text backfiles (back to 1975) for key magazines.

MAS Reference eBook Collection

This ebook reference collection offers a rich selection of eBook titles covering a broad range of general reference subjects for high school students. Topics include biography, history, careers, language arts, literature, government, health, math, science, current events, and social-emotional health.

eBook High School Collection

This collection offers full text titles with unlimited access designed specifically to support a quality learning experience for High School students across all academic subjects from History, to Language and Literature, to Science & Technology.

MasterFILE Complete

Designed specifically for public libraries, this multidisciplinary database provides full text for more than 2,000 general reference publications with full text information dating as far back as 1922. Covering virtually every subject area of general interest, MasterFILE Complete also contains full text for more than 1,000 reference books and over 164,400 primary source documents, as well as an Image Collection of over 502,000 photos, maps & flags. This database is updated daily via EBSCOhost.

MasterFILE Reference eBook Collection

This ebook reference collection offers a rich selection of eBook titles covering a broad range of general reference subjects. Topics include biography, history, careers, cooking, literature, genealogy, health, parenting, personal finance, politics, architecture, science, current events, social-emotional health, sports, and travel.

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(605) 692-9337 • 910 4th Street, PO Box 833, Brookings, SD 57006-2173 

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