Earl Schuyler Kleinhans
Earl Schuyler (Sky) Kleinhans (February 3, 1905 – September 21, 1996) was an American airplane and flying boat aeronautical engineering pioneer with primary experience at Sikorsky and Douglas Aircraft where he advanced over a 36-year career to become chief engineer and retired as the chairman of the scientific advisory board in 1969 for McDonnell Douglas. == Early life == Some of the engineering talent of Sky Kleinhans was inherited.