On this day in 1951: a hot rod jamboree at Hamilton High School in Los Angeles.

1956 L.A. City Planning Commission diagram showing proposed limits on the size of buildings

Intersection of Main, Spring, and 9th streets in downtown Los Angeles circa 1917.

On this day in 1951: Shirley Buchanan and Gloria Maxwell demonstrate the virtues of a foam mattress outside the downtown L.A. Barker Brothers furniture store. (From the USC Libraries’ Los Angeles Examiner Collection.)

Grand opening of the Wilshire Boulevard causeway through Westlake (now MacArthur) Park, 1934.

Dodger Stadium under construction on this day in 1961.

Join us this Saturday, October 22 for the 6th-annual Los Angeles Archives Bazaar. Southern California history comes alive from 9 a.m. to 5 p.m. in USC’s Doheny Memorial Library.

(1940 photo from the USC Digital Library’s California Historical Society Collection.)

Los Angeles City Hall under construction in 1927.

Pedestrians crowd the intersection of Fifth and Broadway in downtown Los Angeles in 1927. From the Automobile Club of Southern California Collection at the USC Digital Library.