“Photographs of business signs in California collection” in California Historical Society Added by Louise Sandhaus 1019 on Sep 2nd, 2020 Format Archive 146 Type of Work Website 52 Tags Californiacommercial signageSouthern CaliforniaMid CenturyLos AngelesLedbetter SignsElectrical Products CorporationCalifornia Historical Society Collections Design Archives Source: digitallibrary.californiahistoricalsociety.org