“This is a SigAlert Message”

 

“This is a SigAlert Message”.

 

If you have ever wondered where we got the term “Sigalert,” the term used in Southern California to refer to a severe roadway problem, Harry Marnell takes us back to the days just after World War II when Los Angeles began earning its reputation as a global center of auto traffic.

 

It’s a fascinating story of private ingenuity and a small innovation that became a core part of commuting life in the land of car culture.

 

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