1940s highway markers demonstrating the color scheme Mississippi devised in 1946.
(Note that some routes appeared in several different colors - each town had its own local scheme. Highway signs outside of city limits were kept the standard black and white.)
US-11 = blue US-45 = green US-49 = yellow or red US-49E = red US-51 = blue or green US-61 = green US-72 = red US-78 = red US-80 = yellow US-82 = blue US-278 = blue MS-6 = yellow MS-7 = green MS-8 = red MS-12 = red MS-15 = blue MS-30 = green or blue
This reference is incomplete. Any further information is greatly appreciated!
Old black-and-white issues of Mississippi Highways magazines (October 1946, and May 1953) scanned in by Tracy Robertson and colorized by Jake Bear.
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