The symposium on Rail Steels—Developments, Processing, and Use was presented at a meeting held in Denver, Colo., 17-18 Nov. 1976. The symposium was sponsored by the American Society for Testing and Materials through its Committee A01 on Steel, Stainless Steel, and Related Alloys. D. H. Stone, Association of American Railroads, and G. G. Knupp, Bethlehem Steel Corporation, presided as symposium chairmen and editors of this publication.