William L. Potts was born in 1883 and died in 1947.
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William L. Frierson was born in 1868.
William L. Storrs was born in 1795.
William L. McKnight was born in 1887.
William L. Higgins was born in 1867.
William L. Potts was born in 1883 and died in 1947.
How did William L Potts come up with the traffic lights?=who inspired William L Potts?=
as a teen william l potts was a struction builder
William Potts Dewees was born in 1768.
William L Potts was born in Chicago IL in 1883.
William L. Potts
William L. Potts
in acaxey stud world
William Potts Was in fact Black!
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William Potts Dewees died in 1841.