The Symposium on Cryogens and Gases: Testing Methods and Standards Development was given at the Seventy-fifth Annual Meeting of the American Society for Testing and Materials held in Los Angeles, Calif., 25–30 June 1972. Committee F07 on Aerospace Industry Methods sponsored the symposium. R. W. Vance, Cryogenic Society of America, served as symposium chairman, and M. C. Miyaji, General Dynamics, was co-chairman. R. E. Biever, Cryogenic Distributors, presided at the two sessions.