Title: Paul MacCready as boy
Date: 1940 (approximate)
Original Format: photograph: print
Description: By the age of 15, Paul MacCready was already winning laurels in gas-powered model airplane competitions. In this photo he poses with his model “Topper”, circa 1940, which won trophies in two classes by swapping out two different sized engines on the same plane.
Caltech Archives ID: PBM1.1-4