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![moon-team-titley][moon-team-titley]

Left to right: Astronaut Donn Eisele, Don Wilhelms (USGS), Spencer Titley (UA), Ray Zedekar (NASA), Astronaut Theodore Freeman, Astronaut Frank Borman, Astronaut Eugene Cernan, and Harold Masursky (USGS) (1964) (Image courtesy USGS)

Dr. Spencer Titley, UA faculty page
NASA