Shrinkage stoping.

Other author Jackson, Charles F.
Format Microform
Publication InfoWashington, D.C. : [publisher not identified], 1930.
Description53 pages : illustrations ; cm.
Subjects

SeriesMines Bur. Info. Circ. No. 6293 (rev.)
General noteReuse of record except for individual research requires license from LexisNexis Academic & Library Solutions.
General note[On mining process; with data on costs, and explosives and energy used, by mine]
Citation/References note CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2
Reproduction noteJoyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1997, 11 x 15 cm. (CIS US Executive Branch Documents : no. C22.11-6293)
Govt. docs number C 22.11:6293/ rev.

Availability

Library Location Call Number Status Item Actions
Joyner Microforms B300 C22.11-6293 ✔ Available