Basic Research Tools
Concise Oxford dictionary of the Christian Church
Creeds & confessions of faith in the Christian tradition
Dictionary of early Christian beliefs
Dictionary of historical theology
Encyclopedia of Catholic Saints
Encyclopedia of Medieval Pilgrimage
Encyclopedia of Protestantism
Encyclopedia of ancient Christianity
Encyclopedia of early Christianity
Encyclopedia of the Medieval Chronicle
Encyclopedia of the early church
Greek-English lexicon of the New Testament and other early Christian literature
Historical dictionary of medieval philosophy and theology
History of Christianity and Christian Theology
Jesuit Historiography Online (JHO)
New Catholic Encyclopedia
Oxford Classical Dictionary (4th ed., 2012)
Oxford Dictionary of Byzantium
Oxford handbook of early Christian studies
Patristic Greek lexicon
Reallexikon für Antike und Christentum
Religion past & present : encyclopedia of theology and religion
Sacramentum mundi: an encyclopedia of theology
The Encyclopedia of American Catholic History
The Oxford handbook of late antiquity
The Oxford handbook of medieval Christianity
The Westminster handbook to patristic theology
Theotokos : a theological encyclopedia of the Blessed Virgin Mary
Thesaurus Linguae Graecae (University of California, Irvine) Limitations on Use
Thesaurus Cultus et Rituum Antiquorum (J. Paul Getty Museum)
Thesaurus Linguae Latinae online
Vetus Latina Database (Brepols)
Creeds & confessions of faith in the Christian tradition
Dictionary of early Christian beliefs
Dictionary of historical theology
Encyclopedia of Catholic Saints
Encyclopedia of Medieval Pilgrimage
Encyclopedia of Protestantism
Encyclopedia of ancient Christianity
Encyclopedia of early Christianity
Encyclopedia of the Medieval Chronicle
Encyclopedia of the early church
Greek-English lexicon of the New Testament and other early Christian literature
Historical dictionary of medieval philosophy and theology
History of Christianity and Christian Theology
Jesuit Historiography Online (JHO)
New Catholic Encyclopedia
Oxford Classical Dictionary (4th ed., 2012)
Oxford Dictionary of Byzantium
Oxford handbook of early Christian studies
Patristic Greek lexicon
Reallexikon für Antike und Christentum
Religion past & present : encyclopedia of theology and religion
Sacramentum mundi: an encyclopedia of theology
The Encyclopedia of American Catholic History
The Oxford handbook of late antiquity
The Oxford handbook of medieval Christianity
The Westminster handbook to patristic theology
Theotokos : a theological encyclopedia of the Blessed Virgin Mary
Thesaurus Linguae Graecae (University of California, Irvine) Limitations on Use
Thesaurus Cultus et Rituum Antiquorum (J. Paul Getty Museum)
Thesaurus Linguae Latinae online
Vetus Latina Database (Brepols)
Digital Text Collections
ATLA Historical Monographs Collection - Series 1: 1200-1893 (EBSCO)
ATLA Historical Monographs Collection - Series 2: 1894-1923 (EBSCO)
Aufstieg und Niedergang der römischen Welt (ANRW) 90 vols. online
Catholic News Archive (Catholic Research Resources Alliance)
Corpus Augustinianum Gissense (CAG-online, version 3.0)
Digital Karl Barth Library (Alexander Street Press)
Digital Library of the Catholic Reformation (Alexander Street Press)
Documents of the Second Vatican Council (Vatican II)
Library of Latin Texts - Series A (Brepols)
Library of Latin Texts - Series B (Brepols)
Loeb Classical Library (Harvard University Press)
Mediaeval Sources in Translation (Pontifical Institute of Mediaeval Studies)
Medieval History Texts in Translation (University of Leeds)
Past Masters (InteLex)
Patrologia Graeca (Religion and Technology Center, Inc.)
Patrologia Latina (Chadwyck-Healey/ProQuest)
Thesaurus Linguae Graecae (University of California, Irvine) Limitations on Use
ATLA Historical Monographs Collection - Series 2: 1894-1923 (EBSCO)
Aufstieg und Niedergang der römischen Welt (ANRW) 90 vols. online
Catholic News Archive (Catholic Research Resources Alliance)
Corpus Augustinianum Gissense (CAG-online, version 3.0)
Digital Karl Barth Library (Alexander Street Press)
Digital Library of the Catholic Reformation (Alexander Street Press)
Documents of the Second Vatican Council (Vatican II)
Library of Latin Texts - Series A (Brepols)
Library of Latin Texts - Series B (Brepols)
Loeb Classical Library (Harvard University Press)
Mediaeval Sources in Translation (Pontifical Institute of Mediaeval Studies)
Medieval History Texts in Translation (University of Leeds)
Past Masters (InteLex)
Patrologia Graeca (Religion and Technology Center, Inc.)
Patrologia Latina (Chadwyck-Healey/ProQuest)
Thesaurus Linguae Graecae (University of California, Irvine) Limitations on Use