By A Mystery Man Writer
561 United States Geological Survey Maps Image: PICRYL - Public Domain Media Search Engine Public Domain Search}
Moon map hi-res stock photography and images - Alamy
Remote Sensing, Free Full-Text
Moon, Ultimate Pop Culture Wiki
1961: USGS Astrogeology's First Published Map
File:LRO eastern limb lunar topographic map.jpg - Wikimedia Commons
File:1961 U.S.G.S. Physical Map of the Moon (wall map) - landmark Lunar map^ - Geographicus - MoonPhysical-usgs-1961.jpg - Wikimedia Commons
561 United States Geological Survey Maps Image: PICRYL - Public Domain Media Search Engine Public Domain Search}
David Rumsey Historical Map Collection