Geologic map of the Pompeii quadrangle (MTM 20057), Maja Valles Region of Mars / U.S. Department of the Interior, U.S. Geological Survey ; by René A. De Hon ; prepared for the National Aeronautics and Space Administration
Atlas of Mars, 1:500,000 geologic series Miscellaneous investigations series ; map I-2203 Geological Survey (U.S.). Atlas of Mars. 1:500,000 geologic series ; MTM 20057. Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2203.
1 map : color ; 61 x 59 cm, on sheet 89 x 122 cm, folded in envelope 30 x 24 cm
Coordinates shown as: W 60°--W 55°/N 22.5°--N 17.5°. Relief shown by shading. "Prepared on behalf of the Planetary Geology Program, Solar System Exploration Division, Office of Space Science ... under contract W-15,814." "Maja Valles Region, M 500k 20/57G, 1992."