American businessman (1881–1956) who founded the multibillion-dollar aircraft manufacturing company that still bears his name. DS, signed “W. E. Boeing,” one page both sides, 8.5 x 7, February 4, 1933. A bill of sale for Boeing’s Packard limousine to the Clark Cadillac Company for $900.00. Intersecting folds, otherwise fine, clean condition. R&R COA.