Author: RYAN, James J. "Crash" (1903-73)
Title: Autograph Note Signed
Description: Auto safety pioneer long before Ralph Nader popularized the topic in "Unsafe at Any Speed," this University of Minnesota mechanical engineering professor (1931-63) patented the first retractable safety seat belt in 1963 and the "black box" flight recorder in 1960; he also improved hydraulic bumpers, dashboards and collapsible steering columns. ANS, 1p, heavy stock 6¼" X 3¼", n.p. 1971 July 23. Near fine. Penned boldly in blue ballpoint. Nice note thanking an admirer and "enclosing the last publication before retirement." Closes off with a true crusader's salutation: "Please carry the program forward." A quite uncommon autograph. .

Keywords: Science & Medicine


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