• 92 Wisconsin Historical Society Library
• 41 Geology and Geophysics Library (Leith)
• 7 Memorial Library
• 6 WHS State Archives Preservation Facility
• 4 Art Library (Kohler)
• 2 Law Library
• 2 Steenbock Library
• 2 Verona Shelving Facility
• 2 Wisconsin Historical Society Archives
• 1 Ebling Library
• 1 MERIT Library
• 1 Wendt Commons Library - Closed

• 144 Books
• 53 Maps, Atlases
• 12 Journals, Magazines, Newspapers
• 9 Microforms

• 32 Flood insurance
• 26 Genealogy
• 21 History
• 16 Geomagnetism
• 14 Registers of births, etc
• 11 Groundwater
• 8 Geology
• 8 Pollution
• 7 Roads
• 6 Aquifers
• 6 Deeds
• 6 Hydrogeology
• 5 Taxation
• 4 Cemeteries
• 4 Geophysical well logging
• 4 Land titles
• 4 Landowners
• 4 Volatile organic compounds
• 3 Church records and registers
• 3 Court records
• 3 Historic buildings
• 3 Inscriptions
• 3 Measurement
• 3 Real property
• 3 Society of Friends

• 53 Geological Survey (U.S.)
• 26 United States. Federal Emergency Management Agency
• 16 Zandle, Gerald L
• 14 Bromery, Randolph W. (Randolph Wilson), 1926-2013
• 14 Pennsylvania. Department of Internal Affairs
• 9 Schreffler, Curtis L
• 8 Sloto, Ronald A
• 8 United States. Environmental Protection Agency
• 7 Pennsylvania. Court of Quarter Sessions (Bucks County)
• 6 United States. Federal Insurance Administration
• 5 Alfred B. Patton Incorporated
• 5 Brittingham, Janet R
• 5 Bucks County Genealogical Society
• 5 Henderson, John R
• 5 New Hope (Pa.)
• 5 Waite, Frances Wise
• 4 Boynton, G. R
• 4 Bucks County Historical Society
• 4 Conger, Randall W
• 4 Myers, Thomas G
• 4 Pittillo, D. R
• 4 Williams, Mildred C
• 3 Bird, Philip H
• 3 Colonial Society of Pennsylvania
• 3 McNealy, Terry A

• 199 English
• 1 Undetermined

• 65 Bucks County (Pa.)
• 15 Montgomery County
• 13 New Jersey
• 9 Hunterdon County
• 7 Northampton County
• 5 Montgomery County (Pa.)
• 5 United States
• 4 Burlington County
• 4 Lehigh County
• 4 Mercer County
• 4 Philadelphia
• 3 Doylestown (Pa.)
• 3 Newtown (Bucks County, Pa.)
• 3 Philadelphia County
• 3 Warren County
• 2 Bucks
• 2 Doylestown
• 2 Durham (Pa. : Township)
• 2 Neshaminy Creek Watershed
• 2 Newtown (Bucks County)
• 2 Pennsylvanie
• 2 Philadelphia (Pa.)
• 1 Bedminster (Pa. : Township)

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