Search results
Results From The WOW.Com Content Network
Albert Cameron Hunt (3 April 1857 – 2 October 1915) was an American electrician who invented the wigwag, a grade crossing signal used in transportation. [1] Hunt was a mechanical engineer from Southern California. He invented the wigwag in the early 1900s out of the necessity for a safer railroad grade crossing.
The Magnetic Signal Company was an American company based in Los Angeles, California, focused on railway signalling.The company was the manufacturer of the ubiquitous "Magnetic Flagman" wigwag railroad crossing (or level crossing) signal, seen all over California and the western states.
Wigwag is a nickname for a type of railroad grade crossing signal once common in North America, referring to its pendulum-like motion that signaled a train's approach. The device is generally credited to Albert Hunt , a mechanical engineer at Southern California 's Pacific Electric (PE) interurban streetcar railroad, who invented it in 1909 for ...
Albert Falls Dam is a dam in the Umgeni River, just outside Pietermaritzburg, KwaZulu-Natal, South Africa. Established in 1976, the dam has a gross capacity of 290.1 million cubic meters and a surface area of 23.521 square kilometres (9.082 sq mi).
Albert James Myer (September 20, 1828 – August 24, 1880) was a surgeon and United States Army general. He is known as the father of the U.S. Army Signal Corps , as its first chief signal officer just prior to the American Civil War , the inventor of wig-wag signaling (or aerial telegraphy ) , and also as the father of the U.S. Weather Bureau .
Jun. 23—Main Street in Albert Lea was closed to motorists Sunday afternoon as floodwaters continued to rise. Barricades were up on all sides of the flooding. City crews had put sandbags along ...
Albert Falls is a town in Umgungundlovu District Municipality in the KwaZulu-Natal province of South Africa. It is next to the Albert Falls Game Reserve and the Albert Falls Dam . References
“Whether it falls in the river or if we take it down, it’s damaged, and we will definitely lose our house.” As aerial images of the dam’s damage surfaced over the weekend, some viewers ...