• 144 Memorial Library
• 50 Special Collections (Memorial Library)
• 39 Wisconsin Historical Society Library
• 3 Wisconsin Historical Society Archives
• 2 Temporary Relocation Library
• 2 Verona Shelving Facility
• 1 College Library
• 1 Ebling Library
• 1 Max Kade Institute for German-American Studies
• 1 WHS State Archives Preservation Facility

• 346 Books
• 18 Microforms
• 7 Journals, Magazines, Newspapers

• 74 Doctrines
• 47 Protestant authors
• 47 Protestantism
• 46 History
• 39 Catholic authors
• 29 Early works to 1800
• 23 Papacy
• 21 Anti-Catholicism
• 20 Lutheran Church
• 19 Religious aspects
• 18 Church and state
• 17 Church of England
• 15 Church history
• 14 History and criticism
• 14 Reformation
• 13 Popes
• 9 Christianity
• 9 Mass
• 8 Catholics
• 8 Jesuits
• 8 Relations
• 8 Sources
• 7 Calvinism

• 8 Chiniquy, Charles Paschal Telesphore, 1809-1899
• 8 Luther, Martin, 1483-1546
• 5 Broughton, Richard
• 4 Anderton, Lawrence
• 4 Maguire, Thomas, 1792-1847
• 4 Maturin, Edmund, 1819-1891
• 4 Pope, Richard T. P. (Richard Thomas Pembroke)
• 3 Claude, Jean, 1619-1687
• 3 Cochlaeus, Johannes, 1479-1552
• 3 Cramp, J. M. (John Mockett), 1796-1881
• 3 Gee, Edward, 1657-1730
• 3 Guidi, Louis, 1710-1780
• 3 Hughes, John, 1797-1864
• 3 Maimbourg, Louis, 1610-1686
• 3 Novi de Caveirac, Jean, 1713-1782
• 3 Regthart, Cornelis
• 2 Albrecht, of Brandenburg, Archbishop and Elector of Mainz, Cardinal, 1490-1545
• 2 Americans United for Separation of Church and State
• 2 Andrews, William Eusebius, 1773-1837
• 2 Barlow, Thomas, 1607-1691
• 2 Bossuet, Jacques Bénigne, 1627-1704
• 2 Boswell, Alexander, Sir, 1775-1822
• 2 Brome, Henry
• 2 Care, Henry, 1646-1688
• 2 Carier, Benjamin, 1566-1614

• 247 English
• 41 German
• 32 French
• 21 Latin
• 7 Spanish
• 5 Russian
• 3 Ukrainian
• 2 Italian
• 2 Polish
• 1 Dutch
• 1 Greek, Modern (1453-)
• 1 Swedish
• 1 Unknown
• 1 Welsh

• 29 United States
• 22 England
• 12 France
• 9 Great Britain
• 8 Germany
• 6 Ireland
• 5 Canada
• 3 India
• 3 Québec (Province)
• 2 Europe
• 2 London (England)
• 2 New York (State)
• 2 Poland
• 2 Quebec (Province)
• 2 Scotland
• 2 Ukraine
• 1 Austria
• 1 Bavaria
• 1 Belarus
• 1 Colombia
• 1 Latin America
• 1 Maine
• 1 New England
• 1 Ontario
• 1 Palestine

• 75 Controversial literature
• 49 Early works to 1800
• 21 Apologetic works
• 3 Periodicals
• 3 Poetry
• 3 Sources
• 2 Biography
• 2 Congresses
• 2 Legends
• 1 Anti-Catholic literature
• 1 Anti-Catholic periodicals
• 1 Broadsides
• 1 Early works to 1800.
• 1 Electronic books
• 1 Fiction
• 1 Imprints (Publishers' and printers' statements)
• 1 Lectures
• 1 Letters
• 1 Meditations
• 1 Prayers and devotions
• 1 Printers' marks
• 1 Relief prints
• 1 Religious periodicals
• 1 Sermons
• 1 Woodcuts

Limit year range