Controlled photomosaic of the MTM 20197 quadrangle, Orcus Patera region of Mars.
Contributors: United States. National Aeronautics and Space Administration.
Series: Miscellaneous investigations series (Geological Survey (U.S.)) -- 1-2406
Publisher: U.S. Geological Survey
Published: 1995
Place of publication: Reston, VA
Language: eng
Subjects: Mars (Planet) -- Remote-sensing maps.
Notes: Bibliogr.

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