Yerba Buena Island, CA July 9, 1933 - Former U.S. President Herbert Hoover (center) and California Governor James Rolph Jr. break ground at ceremonies for the San Francisco Bay Bridge. They are flanked by Miss Alameda, Miss Prosperity and Miss Bay Bridge. (Oakland Tribune Staff Archives) Copyright of the Oakland Tribune, Bay Area News Group

Yerba Buena Island, CA July 9, 1933 - Former U.S. President Herbert Hoover (center) and California Governor James Rolph Jr. break ground at ceremonies for the San Francisco Bay Bridge. They are flanked by Miss Alameda, Miss Prosperity and Miss Bay Bridge. (Oakland Tribune Staff Archives)

Copyright of the Oakland Tribune, Bay Area News Group