• 23 Memorial Library
• 1 Max Kade Institute for German-American Studies
• 1 Wisconsin Historical Society Library

• 28 Church history
• 11 History
• 7 Christianity and other religions
• 7 Religious aspects
• 5 Judaism
• 5 Relations
• 4 Origin
• 3 Christianity and culture
• 3 Criticism, interpretation, etc
• 3 History and criticism
• 3 Paganism
• 3 Religion
• 2 Against the Christians
• 2 Christian influences
• 2 Civilization
• 2 Conversion
• 2 Emperors
• 2 Historiography
• 2 History of doctrines
• 2 Porphyry, approximately 234-approximately 305
• 2 Roman
• 1 Alēthēs logos
• 1 Apostles
• 1 Baptism

• 2 Becker, Matthias, 1982-
• 2 Churruca, Juan de
• 2 Oort, J. van (Johannes)
• 2 Porphyry, approximately 234-approximately 305
• 1 Allen, Pauline, 1948-
• 1 Amersfoort, Jacobus van, 1937-
• 1 Arnold, Johannes
• 1 Binder, Timon
• 1 Brentano, Lujo, 1844-1931
• 1 Celsus (Platonic philosopher), active 180
• 1 Digitalia (Firm)
• 1 Dunn, Geoffrey D., 1962-
• 1 Ferguson, Everett, 1933-
• 1 Geffcken, Johannes, 1861-1935
• 1 Goldstein, Horst, 1939-
• 1 Hengel, Martin
• 1 Hornus, Jean Michel
• 1 Keim, Theodor, 1825-1878
• 1 Kittel, Gerhard, 1888-1948
• 1 Koch, Nikolaus, 1912-
• 1 König, Daniel (Daniel G.)
• 1 Leppin, Hartmut
• 1 Lerle, Ernst
• 1 Mayer, Wendy, 1960-
• 1 Mentxaka, Rosa

• 4 English
• 4 French
• 2 Basque
• 2 Spanish
• 1 Italian

• 6 Rome
• 1 Byzantine Empire
• 1 Ephesus (Extinct city)
• 1 Sun
• 1 Turkey

• 3 Controversial literature
• 3 Early works to 1800
• 2 Sources
• 1 Christian fiction
• 1 Congresses
• 1 Fiction
• 1 In art

Limit year range