2.0 <![CDATA[Mars Topographic Map of the Aeolis Northwest Quadrangle (MC-23 NW)]]> 1991 Mars 1:2000000 2121 Aeolis POLYGON((135 0,157.5 0,157.5 -15,135 -15,135 0)) CartographyRemote SensingTopography 1 map ;40 x 59 cm., on sheet 81 x 66 cm., folded in envelope 30 x 24 cm. -15 0 135 157.5