Rambling observations on books, history, movies, transit, obsolete technology, baseball, and anything else that crosses my mind.
Monday, September 21, 2020
Juan de la Cierva 125 -- September 21, 2020
Washington Star, 24-August-1929
Spanish pilot and aircraft engineer Juan de la Cierva was born 125 years ago today, on 21-September-1895. He created the first practical rotary wing aircraft, the autogyro.
No comments:
Post a Comment
Comment moderation is turned on. Your message will appear after it has been reviewed.