US Air Force officer (1910-1999), flight surgeon, physician, biophysicist, and pioneer in studying the effects of acceleration and deceleration forces on humans. His work on Project Manhigh pioneered many developments for the US space program. Eight items signed by Col. Stapp, including: a glossy 10 x 8 photo of Stapp in his rocket sled after setting a new land speed record in 1954, signed in black ink; three color 5.5 x 3.5 postcards of the Sonic Wind No. 1 rocket sled, all signed in black ink (one inscribed); a glossy 4 x 5 portrait of him in uniform, signed in black ink; three brief handwritten notes by Stapp, replying to autograph requests; and a clipped signature. In overall fine condition.