This photo from Dec. 1, 1971, shows an incorrectly installed street sign at the corner of Osos and Islay streets. This was the brown-and-white sign with the Series E font that was prior to the ...
Why, then, are there still so many all-caps road signs? Two reasons: First, the FHWA still requires certain kinds of signage to be written in all caps. These include cardinal directions (north, south, ...