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Updated: May 27, 2025
For the same reason I prefer the old draw and lift, and plunger pumps to newer but more complicated water-lifters. On both these points, however, I am constrained to admit that my opinion has recently been somewhat shaken. I have lately seen two appliances which appear to mark a new era in the scientific progress of mining. One is the "Griffin Mill," the other the "Lemichel Siphon Elevateur."
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