Mining machinery catalogues requested.

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Bibliographic Details
Online Access:	Full Text (via ProQuest)
Other Authors:	Keiser, Robert L.
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [s.n.], 1924.
Series:	Industrial Machinery Div. Spec. Circ. No. 429.
Subjects:	Mines and mineral resources > Equipment and supplies.

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Full Text (via ProQuest)

Holdings details from Online
Call Number:	C18.138-429
C18.138-429	Available