1915

From The Space Library

Elmer A. Sperry developed and demonstrated his drift indicator for which be received the Robert J. Collier Trophy for 1916.

General Vehicle Co., Long Island City, contracted with French Government to build Gnome engines, the first radial engine produced in the United States.

Robert H. Goddard proved validity of rocket propulsion principles in a vacuum, at Clark University, Worcester, Mass.

• 1915
• January

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• February

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• 1916