Author
United States Forest Service
224
Geological Survey (U.S.)
221
Société de géographie (France)
162
United States Office of Strategic Services. Research and Analysis Branch
158
Erhard (Firm)
154
Petroleum Economist Ltd
113
Justus Perthes (Firm : Gotha, Germany)
112
United States Bureau of the Census
93
Chicago Tribune (Firm)
84
Geological Survey of Canada
81
United States Central Intelligence Agency
81
United States Bureau of Soils
80
United States Office of Strategic Services. Reproduction Branch
78
Hansen, Jules, 1849-1931
73
Royal Geographical Society (Great Britain)
71
Petroleum Economist Cartographic (Firm)
66
United Nations Office for the Coordination of Humanitarian Affairs
66
United States Bureau of the Census. Geography Division
66
Rand McNally and Company
64
Fuller, K
63
Bush, P
56
Great Britain Admiralty
56
Great Britain Ordnance Survey
55
Fuller, K.
51
Bush, P.
50
Kentucky Geological Survey
48
Vidya Chitr Prakashan
47
National Atlas & Thematic Mapping Organisation (India)
45
Massachusetts Committee on Public Safety (1940-1945)
44
University of Chicago Social Science Research Committee
44
United States Bureau of Agricultural Economics
42
Geological Survey of Canada Geophysical Data Centre
41
Vojenský zeměpisný ústav (Prague, Czech Republic)
40
University of Chicago Digital Preservation Collection
38
Hassenstein, Bruno
37
Soviet Union Glavnoe upravlenie geodezii i kartografii
37
Information Management & Mine Action Programs
35
American Geographical Society of New York
34
United States Soil Conservation Service
34
University of Chicago Library. Map Collection
34
Weller, Edward, 1819-1884
34
Great Britain Hydrographic Office
33
Wisner, W. H
33
New Jersey State Housing Authority
32
Edward Stanford Ltd
31
Petermann, A (August), 1822-1878
31
A. Hoen & Co
29
Carapella, Aaron, 1979-
29
Kiepert, Heinrich, 1818-1899
29
United States Bureau of Land Management
29
more ...