Plant having capacity of 250 tons per hr.; geology; mining methods; water supply; shipping, facilities; cost of producing and marketing washed sand and gravel. Before Nat. Sand and Gravel Assn. (See also Nat. Sand and Gravel Bul vol. 12, no. 3, Mar. 15, 1931 pp. 23-24 and 27)
Operations of Northern Gravel Company, west Bend, Wis.
Pit Quarry
Pit and Quarry ; 22 , n 2
1931
3 pages
4 Figs.
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
U.K. Seabed Sand & Gravel Dredging Company
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