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Web services
Time Period:
1950-1999
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Resource Class
Datasets (1,675)
Web services (1,675)
Resource Type
Polygon data (77)
Raster data (53)
Vector data (1,616)
Provider
Baltimore County Open Data Portal (2)
CMAP (Chicago Metropolitan Agency for Planning) Data Hub (1)
Delaware Valley Regional Planning Commission (DVRPC) (4)
Franklin County Auditor, Ohio Open Data (1)
Harvard (78)
Illinois Geospatial Data Clearinghouse (1)
IndianaMap (12)
Maryland iMap (30)
Minnesota Geospatial Commons (2)
Montgomery County Open Data (1,374)
Natural Resources Research Institute (54)
New Jersey Department of Environmental Protection's (NJDEP) Bureau of GIS (34)
New Jersey Geographic Information Network (NJGIN) Open Data Portal (2)
Oakland County, MI Open data (1)
Omaha/Douglas County GIS Open Data Portal (3)
Open Data DC (46)
Open Data Minneapolis (1)
PHLmaps (4)
Racine County GIS Download (1)
Sarpy County GIS Portal (3)
State of Michigan Open Data Portal (2)
U.S. Fish and Wildlife Service Open Data (13)
University of Chicago Library GIS Data Hub (5)
University of Minnesota (1)
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