The Symposium on Problem Areas in Elevated Temperature Testing was presented at the Seventy-third Annual Meeting of the American Society for Testing and Materials held in Toronto, Ontario, Canada, 21—26 June 1970. The Joint Committee on Effect of Temperature on the Properties of Metals (ASTM-American Society of Mechanical Engineers-Metal Properties Council) sponsored the two-session meeting on 22 June 1970. H. R. Voorhees of the Materials Technology Corp. served as symposium chairman; he was assisted by D. K. Faurschou, Canada Department of Energy, Mines and Resources, and G. V. Smith, Cornell University, who acted as session chairmen.