SZ/OEMU/44/9/5 - [Letter, SZ to E.C. Bullard, 27/1/42]
SZ/OEMU/44/9/5
Item
[Letter, SZ to E.C. Bullard, 27/1/42]
1942
1 leaf Letters (typescript)
Bullard, Edward, recipient
Mentions that an experiment had been completed in which it was found that the threshold initial velocity at which the heel-bone will fracture in a bare-footed individual lies between 11 and 15 ft./sec.