A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Pumping operations in Cripple Creek District, Colo.
Description of pumping at Ajax, Cresson, and Vindicator mines during summer of 1936; at that time, these mines were pumping 6500 gal water per min into Roosevelt drainage tunnel; outline history of gold field; geology; production statistics; unwatering operations.
Pumping operations in Cripple Creek District, Colo.
Description of pumping at Ajax, Cresson, and Vindicator mines during summer of 1936; at that time, these mines were pumping 6500 gal water per min into Roosevelt drainage tunnel; outline history of gold field; geology; production statistics; unwatering operations.
Pumping operations in Cripple Creek District, Colo.
U S Bur Mines -- Information Cir
Guiteras, J.R. (author)
1937
14 pages
Supp plate
Report
English
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Pumping operations in Cripple Creek District, Colo.
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