Search results
Results from the WOW.Com Content Network
Garrett Morgan. Garrett Augustus Morgan Sr. (March 4, 1877 – July 27, 1963) was an American inventor, businessman, and community leader. His most notable inventions were a type of three-way traffic light, [1] and a protective 'smoke hood' [2] notably used in a 1916 tunnel construction disaster rescue. [3][4] Morgan also discovered and ...
An early two-light traffic signal by White Horse Tavern in Hudson Street, New York. Image taken in 1961. Despite the failure of the world's first traffic light in London in 1869, countries all around the world still made traffic lights. By 1880, traffic lights spread all over the world, and it has always been like that, since then.
The Call and Post was established around 1928 by a group of people including local African-American inventor Garrett A. Morgan, as a merger between the Cleveland Call and the Cleveland Post, two newspapers that had been serving the African-American community since 1916 and 1920 respectively. [1][2] William Otis "W.O." Walker, a black Republican ...
It’s been a century since Garrett Morgan patented the three-position traffic signal. Sandra Morgan, his granddaughter, says she’s fought to keep his legacy alive.
She wanted Black students to know about Garrett Morgan, who invented the traffic signal in 1923 after witnessing a carriage accident, and Benjamin Banneker, who in 1753 carved a wooden clock that ...
Morgan, Garrett: 1877–1963 Inventor Invented an early version of a gas mask called a smoke hood, and created the first traffic light that included a third "warning" position which is standard today. Morgan also developed a chemical that was used in hair products for hair-straightening. [148] [149] Nriagu, Jerome: 1944– Geochemist
Lester Wire. Lester Farnsworth Wire (September 3, 1887 – April 14, 1958) was an American police officer and inventor. He is credited with the invention of the electric traffic light in 1912. A native of Salt Lake City, Utah, Wire worked as a traffic officer and later as a detective for the Salt Lake City Police Department (SLCPD).
Early versions were constructed by the Scottish chemist John Stenhouse in 1854 [7] and the physicist John Tyndall in the 1870s. [8] Another early design was the "Safety Hood and Smoke Protector" invented by Garrett Morgan in 1912, and patented in 1914. It was a simple device consisting of a cotton hood with two hoses which hung down to the ...