Show credit goes to maxim for idea in aviation gillrain S Is believed to be abe first to prove unit that a body heavier than air could be lifted by its own owa motive power ills crude and complicated hine accomplished the feat lu in july 1804 tt it was supplied with screw propellers weighing 1131 13 pounds each anil and ni measuring ensurIng 17 feet 10 inches over tile tips of the blades these were attached to a shaft that ran at in average speed of revolutions a nil minute nute operated by a pair of compound engl engines des supplied willi steam froin a combined holler feed water henter and gas heating burner weighing 1000 pounds provided with 70 0 o jets the boiler having a heating surface of about feet the entire machine together with its NII full equipment of fuel water an and men weighed wel glied less than MW pounds A writer in canslers Cass lers fers magn zine in ISO 1895 1 observed As n mechanic structure this machine la Is un unquestionably questionably a masterpiece pit lee of work and it lins baa been ap described by nn eminent engineer as not RI art invention but bat I a of invent inventions lons kensas CUT city star |