Geologic Map of the Grassy Lake Reservoir Quadrangle, Yellowstone National Park and Vicinity, Wyoming.
Contributors: Christiansen, R.L.; Love, J.D.; Blank, H. Richard 1929-
Series: US Geological Survey Geologic Quadrangle Map gq -- 1459
Publisher: s.n
Published: 1977
Place of publication: S.l
Language: eng
Notes: 1