Showing 1 - 2 of 2 , query time: 0.01s
Cover Image
Format:
Image
Tom Pearch looks through aladaide on a plane table, a common tool of surveyors, on New York Mountain looking south. Plane table surveying is a graphical method of survey in which the field observations and plotting are done simultaneously.
Cover Image
Format:
Image
George Burgess Jr. with a pack horse on the rim of Gold Dust Basin viewing east. Photo is dated September of 1948.