Aeronautical engineer (1895-1982) who founded Grumman Aircraft in 1929. Glossy 8 x 10 photo of Roy Grumman in a suit and tie, signed in black felt tip, "L. R. Grumman." In fine condition, with a crease to the upper right corner, and moderate contrast to the signature against the dark background.
This item is Pre-Certified by PSA/DNA
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