The Appeal-Democrat - Marysville-Yuba City, CA

The San Jose News - San Jose, CA

The Los Angeles Times - Los Angeles, CA

The ad published on May 10, 1936 is
Currently my oldest drive-in theater newspaper ad!
This drive-in theater was California's first! It opened on September 9, 1934

The Evening Tribune - San Diego, CA

The San Francisco Chronicle - San Francisco, CA