Author
Geological Survey (U.S.)
36,237
United States General Accounting Office
9,142
Rand McNally and Company
5,412
United States Central Intelligence Agency
4,542
Adam Matthew Digital (Firm)
4,348
United States Government Accountability Office
3,892
ebrary, Inc
3,749
United States Army Map Service
3,740
SpringerLink (Online service)
3,274
Geological Survey of Canada
3,038
George Clapp Vaillant Book Fund
2,729
H.M. Gousha Company
2,645
Culture Class Collection (University of Pennsylvania)
2,622
German Culture Class Collection (University of Pennsylvania)
2,532
Smith Magic Collection (Brown University)
2,236
Kentucky Geological Survey
2,184
Automobile Club of Southern California
2,023
United States National Park Service
1,909
American Automobile Association
1,889
De Gruyter
1,852
ProQuest (Firm)
1,837
United States Forest Service
1,707
Soviet Union Glavnoe upravlenie geodezii i kartografii
1,670
California State Automobile Association Cartographic Department
1,635
Braunschweig (Duchy)
1,632
Bryson Dance Collection (Brown University)
1,612
U.S. Coast and Geodetic Survey
1,560
United States National Aeronautics and Space Administration
1,546
International Travel Maps (Firm)
1,516
United States Bureau of Land Management
1,501
United States Bureau of the Census
1,403
United States Office of Strategic Services. Research and Analysis Branch
1,402
Great Britain War Office. General Staff. Geographical Section
1,332
Tanzania Idara ya Upimaji na Ramani
1,199
U.S. Atomic Energy Commission
1,193
ITMB Publishing Ltd
1,175
California State Automobile Association
1,121
General Drafting Company
1,063
Great Britain Ordnance Survey
1,047
Gotham Book Mart Collection (University of Pennsylvania)
1,032
United States Bureau of Soils
1,006
Royal Geographical Society (Great Britain)
985
United States Army. Corps of Engineers
923
Karl I, Duke of Brunswick-Lüneburg, 1713-1780
903
Justus Perthes (Firm : Gotha, Germany)
895
Champion Map Corporation
887
National Geographic Society (U.S.) Cartographic Division
885
Historic Urban Plans (Firm)
878
John Milton and Ruth Neils Ward Collection (Harvard Theatre Collection)
873
Dibblee, T. W (Thomas Wilson), 1911-2004
864
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