Inventor of the photogrammetric control point technique that provided the basic framework for all planetary surface mapping and coordinate systems. Team member – Mariner 6, 7, 9 and 10; Voyagers 1 and 2; Galileo and Magellan space missions. Pioneer in space reconnaissance.

Awards include: George W. Goddard Award (1966); Founder, National Reconnaissance Office (1999); Fellow, American Geophysical Union.

Stanford University (BS Math, 1938); Rand Corporation, 1947-1999. Born St. Paul, Minn., Sep 13, 1917; Married Louise Darling, February 10, 1946; Died Santa Monica, CA, April 17, 2001.