• 338 Memorial Library
• 36 Special Collections (Memorial Library)
• 14 Verona Shelving Facility
• 12 Wisconsin Historical Society Library
• 9 Wisconsin Historical Society Archives
• 6 Temporary Relocation Library
• 5 WHS State Archives Preservation Facility
• 4 Music Library (Mills)
• 3 Law Library
• 2 Art Library (Kohler)

• 532 Books
• 25 Microforms
• 10 Mixed Materials
• 5 Journals, Magazines, Newspapers
• 1 Photos, Drawings, Prints

• 448 History
• 180 Church history
• 53 Sources
• 43 Papacy
• 41 Church and state
• 39 Foreign relations
• 28 Canon law
• 28 Reformation
• 24 Bishops
• 24 Doctrines
• 22 Missions
• 22 Relations
• 19 Bulls, Papal
• 18 Clergy
• 18 Religious aspects
• 16 Politics and government
• 15 Liturgy
• 14 Discipline
• 14 Indulgences
• 14 Jesuits
• 14 Papal documents
• 13 Councils and synods
• 13 Popes
• 12 Catholics

• 32 Catholic Church. Pope
• 17 Catholic Church
• 13 Archivio vaticano
• 12 Pontifical Institute of Mediaeval Studies
• 8 Simonsohn, Shlomo, 1923-2019
• 5 Council of Trent (1545-1563 : Trento, Italy)
• 4 Bray, Gerald Lewis
• 4 Catholic Church. Pope (1198-1216 : Innocent III)
• 4 Catholic Church. Pope (1294-1303 : Boniface VIII)
• 4 Catholic Church. Pope (1305-1314 : Clement V)
• 4 Catholic Church. Pope (1316-1334 : John XXII)
• 4 Catholic Church. Pope (1334-1342 : Benedict XII)
• 4 Catholic Church. Pope (1362-1370 : Urban V)
• 4 Catholic Church. Pope (1740-1758 : Benedict XIV)
• 4 Loomis, Louise Ropes, 1874-1958
• 4 Martène, Edmond, 1654-1739
• 4 Mirbt, Carl, 1860-1929
• 4 École française de Rome
• 3 Agricola, Johann, 1494?-1566
• 3 Benedict XIV, Pope, 1675-1758
• 3 Campeau, Lucien
• 3 Catholic Church. Congregatio de Propaganda Fide
• 3 Catholic Church. Pope (1370-1378 : Gregory XI)
• 3 Catholic Church. Secretaria Status
• 3 Charles Augustine, Rev. P., O.S.B., 1872-1943

• 176 Latin
• 172 English
• 82 Spanish
• 77 French
• 71 German
• 56 Italian
• 13 Portuguese
• 11 Polish
• 7 Dutch
• 7 Russian
• 4 Chinese
• 4 Greek, Ancient (to 1453)
• 3 Serbian
• 2 Bulgarian
• 2 Czech
• 2 Hungarian
• 2 Multiple languages
• 1 Croatian
• 1 Danish
• 1 English, Middle (1100-1500)
• 1 French, Middle (ca. 1300-1600)
• 1 Greek, Modern (1453-)
• 1 Irish
• 1 Korean
• 1 Nahuatl

• 42 England
• 40 France
• 37 Italy
• 34 Spain
• 27 Germany
• 23 Great Britain
• 15 Holy Roman Empire
• 14 Mexico
• 13 United States
• 12 Ireland
• 11 Peru
• 10 Poland
• 10 Wisconsin
• 9 Austria
• 8 Europe
• 6 Canada
• 6 Portugal
• 6 Scotland
• 6 Ukraine
• 6 Vatican City
• 6 Venezuela
• 5 Brazil
• 5 Chile
• 5 China
• 5 Croatia

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