Attractive DS, signed “Wernher von Braun,” one page, 10.5 x 8, April 7, 1961. George C. Marshall Space Flight Center ‘Suggestion Award Certificate’ issued to William C. Cunningham “for the contribution of a beneficial idea which has improved operations.” Boldly signed in the lower left by von Braun. In fine condition. Pre-certified Zarelli Space Authentication.
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