A text book of ore dressing
By: by Robert H. Richards ... and Charles E. Locke ... assisted by John L. Bray ...
Contributors: Locke, Charles E., 1874- joint author.; Bray, John Leighton, 1890-1952, joint author.
Edition: 2d ed., completely rev. and rewritten.
Publisher: McGraw-Hill
Published: 1925
Place of publication: New York [etc.]
Language: eng
Number of pages: 570
Subjects: Ore-dressing.