U.S. Environmental Protection Agency2010-02-152010-02-151988http://hdl.handle.net/1969.3/22062ARCHIVAL MATERIAL. 1 map, 1:250,000; 39 remote sensing photographs, 1:24,000A NASA-AMES Research Center U-2 aircraft acquired the data for this atlas on the 11th and 17th of November 1987. The data were acquired under the sponsorship of the U.S. Fish and Wildlife Service. The photography was taken at an altitude of 65,000 feet with a Wild Heerbrugg RC-10 metric camera using a 12 inch focal length lens and color infrared film. The photographic prints presented in this atlas have been enlarged from the original 9 x 9 inch transparencies to an approximate scale of 1:24,000.mapsindexesaerial photographsaerial surveysremote sensingMap