Contour interval 1000 meters Modified stereographic projection Prepared by the Army Map Service, Corps of Engineers, U.S. Army, Washington, D.C., Compiled in 1963 by stereo-photogrammetric methods, from photography by Paris, McDonald, Mt. WIlson, Yerkes, Pic du Midi Observatories and other base sources. Names generally derived from and referred to “Named Lunar Formations” (1935) by M. Blagg […]