Earth Resources Aircraft Program: Agriculture, forestry, and sensor studies Published: 1969 Total Pages: 466 Get eBook
Monitoring Earth Resources from Aircraft and Spacecraft Robert N. Colwell Published: 1971 Total Pages: 216 Get eBook
Abstracts of North American Geology Geological Survey (U.S.) Published: 1971-07 Total Pages: 1178 Get eBook
Remote Sensing of Earth Resources NASA Scientific and Technical Information Facility Published: 1975 Total Pages: 668 Get eBook
