• 18 Memorial Library
• 6 College Library
• 5 Law Library
• 4 Steenbock Library
• 4 WHS State Archives Preservation Facility
• 3 Wisconsin Historical Society Archives
• 2 Max Kade Institute for German-American Studies
• 1 Art Library (Kohler)

• 993 Books
• 24 Journals, Magazines, Newspapers
• 14 Microforms
• 6 Manuscripts, Theses
• 2 Mixed Materials

• 58 African Americans
• 56 Regimental histories
• 53 Sources
• 46 Politics and government
• 42 Genealogy
• 40 Campaigns
• 37 Historic buildings
• 34 Social conditions
• 31 Church history
• 30 Social life and customs
• 27 Soldiers
• 25 Antietam, Battle of, Md., 1862
• 25 Historic sites
• 24 Slavery
• 23 Buildings, structures, etc
• 23 Registers of births, etc
• 22 Race relations
• 20 Antiquities
• 20 Description and travel
• 19 Economic conditions
• 19 Enslaved persons
• 14 Catholics
• 14 Excavations (Archaeology)
• 14 History, Military

• 29 Maryland Historical Society
• 28 Peden, Henry C., Jr., 1946-
• 15 United States. National Park Service
• 8 Toomey, Daniel Carroll
• 6 Baltimore (Md.)
• 6 Carr, Lois Green
• 6 Johnson, Bradley T. (Bradley Tyler), 1829-1903
• 5 Baltimore Museum of Art
• 5 Goldsborough, W. W. (William Worthington), 1831-1901
• 5 Neill, Edward D. (Edward Duffield), 1823-1893
• 5 Papenfuse, Edward C
• 5 Shagena, Jack L
• 4 Adams, Herbert B. (Herbert Baxter), 1850-1901
• 4 Andrews, Matthew Page, 1879-1947
• 4 Boyle, Joseph Lee
• 4 Carothers, Bettie Stirling
• 4 Douglass, Frederick, 1818-1895
• 4 Eshelman, Ralph E
• 4 Hollowak, Thomas L
• 4 Huntsberry, Joanne M. Fravel (Joanne Marilyn Fravel), 1935-
• 4 Huntsberry, Thomas Vincent
• 4 Maryland. State Highway Administration. Project Planning Division. Environmental Evaluation Section
• 4 McGrain, John W., 1931-
• 4 Newman, Harry Wright, 1894-1983
• 4 Percy, David O

• 1,024 English
• 3 German
• 2 Latin
• 1 Spanish

• 294 United States
• 165 Baltimore
• 105 Baltimore (Md.)
• 61 Virginia
• 39 Pennsylvania
• 23 Washington (D.C.)
• 20 Annapolis
• 18 Chesapeake Bay Region (Md. and Va.)
• 15 Annapolis (Md.)
• 14 Baltimore County (Md.)
• 14 Delaware
• 14 Montgomery County
• 13 Baltimore County
• 13 Frederick County
• 13 Frederick County (Md.)
• 12 Montgomery County (Md.)
• 10 New York (State)
• 10 Saint Marys City (Md.)
• 9 Anne Arundel County (Md.)
• 9 Carroll County (Md.)
• 9 Chesapeake and Ohio Canal (Md. and Washington, D.C.)
• 9 Washington County (Md.)
• 9 États-Unis
• 8 Great Britain

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