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Federal
NAPP = National Aerial Photography Program 1:40,000 Scale: 1987 - 2007
Department of the Interior —
'The National Aerial Photography Program (NAPP) was coordinated by the USGS as an interagency project to acquire cloud-free aerial photographs at an altitude of... -
Federal
NHAP = National High-Altitude Aerial Photography: 1980 - 1989
Department of the Interior —
'The National High Altitude Photography (NHAP) program, which was operated from 1980-1989, was coordinated by the U.S. Geological Survey as an interagency project to... -
Federal
Declass 2 (2002) = KH-7 and KH-9 Global Camera Photos: 1963 - 1980
Department of the Interior —
'Keyhole (KH) satellite systems KH-7 and KH-9 acquired photographs of the Earth\'s surface with a telescopic camera system and transported the exposed film through...