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Riley, W. D.

Spectral characteristics of grinding sparks used for identification of scrap metals / by W.D. Riley, B.W. Dunning, Jr., and D.M. Soboroff. - [Avondale, Md.] : U.S. Dept. of the Interior, Bureau of Mines, 1985. - 13 p. : ill. ; 28 cm. - Report of investigations ; 8932 . - Report of investigations (United States. Bureau of Mines) ; 8932. .

Bibliography: p. 13.

LCCN: 84600301

Subjects--Topical Terms:
Scrap metals--Identification.
Spark tests.

LC Class. No.: TN23 TS214 / .U43 no. 8932

Dewey Class. No.: 622 s 669.1/028

Gov. Doc. Class. No.: I 28.27:8932