Controlled photomosaic of the MTM -20257 quadrangle, Tyrrhena Patera Region of Mars U.S. Department of the Interior, U.S. Geological Survey ; prepared for the National Aeronautics and Space Administration
Atlas of Mars, 1:500,000 topographic series Miscellaneous investigations series ; map I-2223 Geological Survey (U.S.). Atlas of Mars. 1:500,000 topographic series ; MTM -20257. Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2223.
1 remote-sensing image ; 62 x 59 cm, on sheet 95 x 68 cm, folded in envelope 30 x 24 cm
Coordinates shown as: (W 260°--E 255°/N -17.5°--S -22.5°). Relief shown by shading. "Prepared on behalf of the Planetary Geology Program, Solar System Exploration Division, Office of Space Science, National Aeronautics and Space Administration, under contract W-15,814." "M 500k -20/257 CM." Index map location: MC-22 (Mare Tyrrhenum).