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Federal
Historical Map & Chart Collection of NOAA's Nautical Charts, Hydrographic Surveys, Topographic Surveys, Geodetic Surveys, City Plans, and Civil War Battle Maps Starting from the mid 1700's
National Oceanic and Atmospheric Administration, Department of Commerce —
The Historical Map and Chart Collection of the Office of Coast Survey contains over 35000 historical maps and charts from the mid 1700s up through the 2020s,... -
Federal
Nonindigenous Marine Species Introductions in the harbors of the South and West Shores of Oahu, Hawaii 1997-1998 (NCEI Accession 0000324)
National Oceanic and Atmospheric Administration, Department of Commerce —
Despite the potential importance of Honolulu Harbor or other commercial harbors on Oahu as potential gateways for nonindigenous marine species to enter the Hawaiian... -
Federal
Mill Site Locations, CRMS, 2020, NDEP and Broadbent Associates, Inc.
U.S. Environmental Protection Agency —
This feature class depicts Comstock-era mill locations within the Carson River Mercury Site (CRMS). These locations were obtained in order to define the investigation... -
Lenfant Plan Historic Map - 1887
District of Columbia —
Plan of the city intended for the permanent seat of the government of t[he] United States : projected agreeable to the direction of the President of the United States,... -
Kroe Plan Historic Map - 1800
District of Columbia —
The Kroe Plan of the city of Washington from 1800. -
Jattnig Plan Historic Map - 1800
District of Columbia —
Plan of the city of Washington from 1800. -
County
Aerial Archive
Loudoun County, Virginia —
The Loudoun County Aerial Archive includes imagery from 1937, 1957, and 2002 forward, as well as a selection of historical maps. -
University
Rio Grande Channel, El Paso Area, 1852
Earth Data Analysis Center, University of New Mexico —
Historical map of Rio Grande river between Texas and Mexico. U.S.-Mexican Boundary Survey.The original map is a Xerox of a Photolithographic Copy of Salazar... -
Hawkins Topography Historic Map - 1791
District of Columbia —
Topography of the federal city, 1791 : [Washington D.C.] / by Don A. Hawkins, Washington, D.C. -
Federal
Historical Woodland Density of the Conterminous United States, 1873 (Feature Layer)
Department of Agriculture —
This dataset includes polygons with a minimum of 40 acres of woodlands per square mile as depicted in William H. Brewer�s 1873 map of woodland density and covers the...