San Francisco, February 2 - Headed for Everest climb - three members of the first United States sponsored expedition planning to scale Mt. Everest held press conference in San Francisco yesterday. From left are Dr. WIlliam Siri, a University of California physicist and deputy team leader of the 20-member expedition; Dr. Gilbert Roberts and Dr. James T. Lester Jr. Most of the expedition's members are scheduled to depart San Francisco by air Sunday for Nepal.

Photo is dated 1963.

Photo measures 9.75 x 8 inches.