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Earth Resources Satellites

United States. Congress. Senate. Committee on Aeronautical and Space Sciences

其他書名	Hearings ... 93d Congress, 2d Session ... Aug. 6, 8, 9, and Sept. 18, 1974
出版	U.S. Government Printing Office, 1974
URL	http://books.google.com.hk/books?id=hBxDAQAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN