Since their formation in 1910, the American Red Cross has been involved in helping people. Their training covers not only AED and CPR classes but also every other aspect of first aid training courses.
American Red Cross CPR for Workplaces, Schools, and Individuals First Aid/CPR/AED: The course prepares you to respond in a cardiac, breathing or first aid emergency. This is the American Red Cross’ flagship certification course for non-professionals.
Los Angeles installed its first automated traffic signals in October 1920 at five locations on Broadway. These early signals, manufactured by the Acme Traffic Signal Co., paired "Stop" and "Go" semaphore arms with small red and green lights.
The first red-green electric traffic lights were invented in 1912 by a policeman Lester Wire in Salt Lake City in Utah in the United States. The American Traffic signal Company installed it on 5th August 1914 and James Hoge designed its buzzer.
The first traffic light was used in 1868 in London. The United States first installed a traffic light in the late 1890’s. As a commercial driver it is important to be aware of traffic control lights, as a result you are trained to look well ahead for them when driving.
doc for "first american slaves were white".(Page 1 of about 18 results)