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ARS Rocket Motor No. 4
This motor was used in the flight of ARS #4 on Staten Island on September 9, 1934. It burned liquid oxygen and gasoline.
ARS Test Stand No. 2
Members of the American Rocket Society built this second and more elaborate test stand in 1938 to test their liquid-fuel rocket engines.
Barograph from the Spirit of St. Louis
This barograph provided a accurate record of the airplane's altitude and flight duration, as required for competitive flights.
A bilge pump removed the water that seeped into the pontoons used for water landings; the water added weight and affected the plane's balance.
When soaked with water, the thick wool canteen covers keep the liquid inside cool as the water evaporates, just as perspriation cools your body.
Chauncey Spencer’s Flight Jacket and Gear
Chauncey Spencer adopted the gear necessary for survival in the air.
Cover of A Method of Reaching Extreme Altitudes
The Smithsonian published Goddard's A Method of Reaching Extreme Altitudes in early 1920.
For emergency landings on ice, crampons attach to the bottoms of boots and help a person travel over the ice.