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1. Color North America Shaded Relief: 1-Kilometer Resolution

1993. USGS National Center for EROS. The North America Shaded Relief data were derived from the GTOPO30 elevation data. GTOPO30 is a global digital elevation model (DEM) with a horizon... National Atlas of the United States.

2. Digital Orthophoto Quarter Quadrangle images for Pennsylvania

1993. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

3. Gaza Strip, October 1993

1993. Digital Social Science Center (DSSC), Columbia University Libraries and United States Central Intelligence Agency. This is a scanned version of the paper map entitled: Gaza Strip, October 1993 published by the United States Central Intelligence Agency. The map ... United States Central Intelligence Agency.

4. Grayscale North America Shaded Relief 1-Kilometer Resolution

1993. EROS Data Center. The grayscale North America shaded relief data were derived from the GTOPO30 elevation data. GTOPO30 is a global digital elevation model (DEM) with... National Atlas of the United States.

5. Hudson River Valley Gap Analysis 30m Land Cover

1993. Hudson River Estuary Program (HREP). This land cover data of the Hudson River Valley (New York) has a 30m pixel resolution, and was derived from Landsat-5 satellite imagery from 1992 a...

6. Nighttime Lights of the World - Human Settlements, 1993

1993. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 1993. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.

7. Purdue Campus: West Lafayette, Indiana, 1993

1993. The Purdue historical campus map collection was scanned and georeferenced by Purdue University Libraries. The physical maps were collected as Purdu...