it was invented in 1976 by sir Morgan Harvey
William Eno
The first stop signs in the U.S. were erected in 1915 in Michigan.
Augustus Morgan
William phelps eno
The first recorded stop sign was placed in Detroit, Michigan in 1915 by the American Association of State Highway Officials (AASHO).
Stop signs originated in Michigan in 1915. The first ones had black lettering on a white background and were 24 by 24 inches.
8 Sides on a Stop Signsides on a stop sign
you do not stop at a stop sign,you are required to stop for a stop sign.
To aproach a stop sign what should you do
you stop at the white line instead of the stop sign, the stop sign would be to far
A stop sign is hexagonal (six sides).A stop sign has 8 sides!