1920
- The Democratic National Convention (guest pass pictured) is held at the San Francisco Civic Auditorium, with their platform supporting the League of Nations and women's suffrage
- Cooley LLP is founded in San Francisco by attorneys Arthur Cooley and Louis Crowley
- The Schlage lock company is founded in San Francisco by Walter Schlage
- The Solon and Schemmel Tile Company is founded in San Jose