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Sinking practice and costs at Pim shaft, St. Louis Smelting and Refining Works of National Lead Company, St. Francois, Mo.

Bibliographic Details
Corporate Author: National Lead Company
Other Authors: Poston, Roy H.
Format: Government Document eBook
Language:English
Published: Washington, D.C. : [publisher not identified], 1932.
Series:Mines Bur. Info. Circ. No. 6588
Subjects:
Shaft sinking.
Electronic books.
Online Access:Connect to the full text of this electronic document
Description
Item Description:[With data]
Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC.
Electronic resource.
Physical Description:1 online resource (12 pages)
Format:System requirements: PDF reader software.