Standard Stations night at El Capital Theatre, Los Angeles, Calif., 1938

7 photographs of people from Standard Stations and Ethyl Gasoline Corporation at the El Captian Theatre, on stage performing a live broadcast on the local radio station KFWB in front of an audience. "Client: Ethyl Corp 997 W 6th; Subject: Standard Stations night at El Capital theatre; Operator's Report--Name: Jack" -- on envelope