Assaying ores, concentrates, and bullion
By: by H. H. Heady and K. G. Braodhead
Contributors: Broadhead, Kenneth G, joint author; United States. Bureau of Mines
Edition: Revision of Information circular 7695
Series: Information circular - Bureau of Mines ; 8714 r; Information circular (United States. Bureau of Mines) -- 8714 r
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 26
Subjects: Assaying; Ores -- Assaying -- United States.; Precious metals -- United States -- Analysis; Testing laboratories -- United States
Notes: Bibliography: p. 11