58 x 47 cm., on sheet 84 x 89 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Contour interval 20 feet." "Prepared in cooperation with the U. S. Atomic Energy Commission." "Geology mapped by R. L. Christiansen, P. W. Lipman, and H. R. Cornwall, 1962." Includes text, 3 col. cross sections, and quadrangle location map. Original publisher: Interior, Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.
58 x 46 cm., on sheet 85 x 83 cm., fold. in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Contour interval 20 feet." "Prepared in cooperation with the U.S. Atomic Energy Commission." "Geology mapped in 1961. Contours on pre-Tertiary rocks by D. L. Healey and C. H. Miller, 1963." Includes text, 4 col. cross sections, and quadrangle location map. Original publisher: U. S. Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.
58 x 46 cm., on sheet 84 x 87 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Contour interval 20 feet." "Prepared in cooperation with the U.S. Atomic Energy Commission." "Geology mapped in 1961. Limit of pluvial Groom Lake and faults from photographs mapped by R. B. Colton, 1962." Includes text, bibliography, location map, and 5 col. cross sections. Original publisher: Interior, U.S. Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.