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Preliminary geologic map of the Memnonia quadrangle of Mars, Viking Mars 1975 landing site
T.A. Mutch
1973, Open-File Report 73-200
This mosaic is made with computer-enhanced, unrectified Mariner 9 pictures provided by The Jet Propulsion Laboratory Mission and Test Video System (MTVS). The Vertical Automatic Gain Control (Vert. AGC) version is used. The pictures were scaled for a "best fit" by the U.S. Geological Survey using spacecraft tracking data. Discrepancies...