Geologic map of the MTM 85200 quadrangle, Olympia Rupēs region of Mars /

od Skinner, James A., Jr. (James Albert)
[Reston, Va.?] : Denver, CO : U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 2012

Geologic map of the Snegurochka Planitia quadrangle (V-1), Venus /

od Hurwitz, Debra M.
[Reston, Va.?] : Denver, Co. : U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 2012