2 images. "Trip to Mars" Premiere at Griffith Park Observatory, 26 May 1954. Earl Baker, Councilman; Doctor Dinsmore Alter, Director of Observatory; George Hjelte, Recreation and Park Department.; Caption slip reads: "Photographer: Brunk. Date: 1954-05-25. Reporter: Davis. Assignment: 'Trip to Mars' Premiere at Griffith Park Observatory. 23: L - R: City Councilman Earl Baker; Dr. Dinsmore Alter, Observatory director; and George Hjelte, general manager of the City Recreation and Park Department. 24: L-R: Alter; Baker; and Hjelte".