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Water supply
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Fire insurance maps
Time Period:
1900-1949
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Resource Class
Datasets (502)
Imagery (374)
Maps (26,879)
Other (127)
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Aerial maps (1)
Aerial photographs (151)
Aerial views (20)
Aeronautical charts (2)
Atlases (1,050)
Bathymetric maps (1)
Bird's-eye views (1)
Cadastral maps (859)
Facsimiles (3)
Fire insurance maps (10,135)
Geological maps (1,183)
Image data (353)
Index maps (9)
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Manuscript maps (1)
Military maps (3,278)
Mine maps (11)
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OpenIndexMaps (6)
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Physical maps (4)
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Pictorial maps (21)
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Remote-sensing maps (3,740)
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Vector data (207)
World maps (20)
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American Panorama (463)
Center for Ancient Middle Eastern Landscapes, Institute for the Study of Ancient Cultures, University of Chicago (3,741)
Cornell (3)
Harford County Planning and Zoning Open GIS (1)
Harvard (8)
Humanitarian Data Exchange (2)
Indiana University (10,572)
Library of Congress Geography and Map Division (1)
Michigan State University (1,053)
Michiganology (169)
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Minnesota Geospatial Commons (1)
Minnesota Geospatial Information Office (MnGeo) (633)
New Jersey Geographic Information Network (NJGIN) Open Data Portal (4)
Northwestern University (58)
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Open Data DC (2)
Pennsylvania Spatial Data Access (PASDA) (3)
Pennsylvania State University (2,603)
PolicyMap (1)
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Princeton (708)
Purdue University (75)
Rutgers University-New Brunswick (2,286)
Social Explorer (18)
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State of Michigan Open Data Portal (3)
The Ohio State University (31)
U.S. Fish and Wildlife Service Open Data (5)
UM Matthaei Botanical Gardens and Nichols Arboretum (6)
UW Digital Collections Center (317)
UW-Madison Robinson Map Library (37)
University of Chicago (35)
University of Chicago Library GIS Data Hub (16)
University of Illinois Urbana-Champaign (1,440)
University of Iowa (972)
University of Maryland (228)
University of Michigan (94)
University of Minnesota (2,303)
Waukesha County GIS Download (1)
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