8th SDCE International Die Casting Exposition and Congress Detroit Mar. 17-20 1975 8th SDCE International Die Casting Exposition and Congress, Detroit, Mar. 17-20, 1975 10th SDCE International Die Casting Exposition and Congress Missouri March 19-22 1979 transactions 10th SDCE International Die Casting Exposition and Congress, Missouri, March 19-22, 1979, transactions 11th International Die Casting Exposition and Congress Cleveland June 1-4 1981 International Die Casting Exposition Congress International Die Casting Exposition and Congress 11th International Die Casting Exposition and Congress, Cleveland, June 1-4, 1981: transactions