The digging ladder is 136 ft. in length, requira ing a ladder well 70 ft. long by 10 ft. wide. This extreme length of ... I pump is driven by a 75o-hp. motor and No. 2 by one of 1250 hp. ... 4. EVINRUDE USED FOR POWER PURPOSES BY THE. 79.
Title | : | Mining and Engineering World |
Author | : | |
Publisher | : | - 1915 |
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