MARC全文
02h0058258 20140911165929.0 s1964 dcuab fr |000|||eng | CNY200.00 NGL a831 Ausmus, Standley L. Expendable casting molds for reactive metals / by Standley L. Ausmus, R. A. Beall. Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1964. 44 p. : ill., maps ; 28 cm. Report of investigations (United States. Bureau of Mines) ; 6509 Molding (Founding) aBeall, R. A. Report of investigations (United States. Bureau of Mines) ; 6509. aCN bNGL 010001 P 720.66 R29u v6509 ; rCNY200.00 ; h1 yao010