Note on accomplishment of M. H. GUISE; dragline scraper and washing plant designed, shipped, and transported 35 mi overland to site on Peters Creek within 75 days after examination of property was begun; direct tractor transportation operating costs on 500 tons amounted to about $8 per ton, lower than any contracting rate.
Tractors speed placer development in Alaska
Eng Min J
Engineering and Mining Journal ; 137 , n 10
1936
Article (Journal)
English
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