From the late 1920s until the early 1950s, stop signs were not red, but what color?
What Colour were stop signs originally? The first stop signs were posted in Michigan in 1915, says the Manual of Traffic Signs. Originally, they were square-shaped, measuring 2 feet by 2 feet and featured black letters on a yellow background, according to Jalopnik. What is a blue stop sign? Enter the blue stop sign. It … Read more