- 1 Douglas A. Fisher
Steel Making in America
New York: United States Steel Corp. 1949; 99 S. : zahlr. Ill., graph. Darst.
Stahlherstellung; Amerika; Stahlverarbeitung; Schulbuch - 2 Douglas A. Fisher; United States Steel Corporation
Steel serves the nation, 1901-1951 : the fifty year story of United States Steel
New York (City): United States Steel Corp. 1951; 227 Seiten; Illustrationen
Eisen- und Stahlindustrie