Aviation
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
Collections:
Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...agricultural, business, charter, instructional, and pleasure flying; it...aircraft based in part on his designs, Daedalus 88, flew 72 mi...W. S. Henson patented a design for a machine that closely...significant improvements in airplane design and, as more powerful engines...testing, engine and airframe design, and maintenance equipment...