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In the United States, Elmer Ambrose Sperry produced a workable gyrocompass system ( 1908: patent # 1, 242, 065 ), and founded the Sperry Gyroscope Company.

* Elmer Ambrose Sperry, Prolific Inventor who invented gyroscopic compass and held over 400 patents.

In 1915, Elmer Ambrose Sperry began manufacturing his invention of a high-intensity carbon arc searchlight.

* Elmer Ambrose Sperry, inventor

* Elmer Ambrose Sperry ( 1860 – 1930 ), inventor of gyroscope and founder of Sperry Rail Service, the first internal rail flaw detection company.

The company was founded in 1910 as the Sperry Gyroscope Company by Elmer Ambrose Sperry to manufacture navigation equipment, chiefly his own inventions – the marine gyrostabilizer and the gyrocompass at 40 Flatbush Avenue Extension in Downtown Brooklyn.

Elmer Ambrose Sperry ( October 12, 1860 – June 16, 1930 ) was an American inventor and entrepreneur, most famous as co-inventor, with Herman Anschütz-Kaempfe of the gyrocompass.

Elmer Ambrose Sperry

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* Elmer Ambrose Sperry ( 1860 – 1930 ), American inventor and entrepreneur, founder of Sperry Gyroscope Company

** Sperry Gyroscope Company ( 1910 – 1933 ), founded by Elmer Ambrose Sperry

# REDIRECT Elmer Ambrose Sperry

# REDIRECT Elmer Ambrose Sperry

# REDIRECT Elmer Ambrose Sperry

Invented by Elmer Ambrose Sperry in the early 1900s, the detector car initially used induction to detect cracks within the steel.

* June 13-The first tests are performed with the first rail detector car, invented by Elmer Ambrose Sperry, in Beacon, New York.

* Elmer Ambrose Sperry ( 1860 – 1930 ), prolific American inventor and entrepreneur

The American Elmer Sperry followed with his own design later that year, and other nations soon realized the military importance of the invention — in an age in which naval prowess was the most significant measure of military power — and created their own gyroscope industries.

* Elmer A. Sperry case file at the Franklin Institute contains records concerning his 1914 Franklin Award for the gyroscopic compass

* 1927-1928 Magnetic induction system to detect flaws in railroad track developed by Dr. Elmer Sperry and H. C. Drake.

SAE member Elmer Sperry created the term " automotive " from Greek autos ( self ), and Latin motivus ( of motion ) origins to represent any form of self powered vehicle.

Lawrence Sperry ( the son of famous inventor Elmer Sperry ) demonstrated it two years later in 1914 at an aviation safety contest held in Paris.

Elmer Sperry Jr., the son of Lawrence Sperry, and Capt Shiras continued work after the war on the auto-pilot developed by Elmer Sperry's father, and in 1930 test a more compact and reliable auto-pilot which kept a US Army Air Corps aircraft on a true heading and altitude for three hours, that was probably of the type used by Wiley Post to fly alone around the world in less than eight days in 1933.

was named for him, as was the annual Elmer A. Sperry Award for Advancing the Art of Transportation.

* Thomas P. Hughes, Elmer Sperry: Inventor and Engineer ( Baltimore: Johns Hopkins University Press, 1971 ).

* Obituary, New York Times, Elmer Sperry Dies ; Famous Inventor, June 17, 1930

* Elmer A. Sperry case file at the Franklin Institute contains records concerning his 1914 Franklin Award for the gyroscopic compass

Traducianism was initially developed by Tertullian and arguably propagated by Augustine of Hippo, and has been endorsed by Gregory of Nyssa, Anastasius Sinaita, Hilary of Poitiers, Ambrose of Milan, many in the early Catholic Church ), various Lutheran churches, and some modern theologians such as Augustus H. Strong ( Baptist ), W. G. T. Shedd and Gordon Clark ( Presbyterian ), Lewis Sperry Chafer, Millard Erickson, Norman L. Geisler, Robert Culver, and Robert L. Reymond.