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1255

Evans' Hydraulic Elevator Catalogue

Currency:USD Category:Western Americana Start Price:100.00 USD Estimated At:200.00 - 400.00 USD
Evans' Hydraulic Elevator Catalogue
Catalog No. 5, fourth edition from the Risdon Iron Works for "a complete line of "Mining and Milling Machinery, Hydraulic Machinery, Bryan Roller Quartz Mills, Gold Dredges, Concentrators, Water Wheels, Hoisting Machinery, Boilers and Engines, Air Compressors, Etc., Etc." This catalog is published by Risdon, 1904. Contains 19 photographs of various hydraulic elevators and mining scenes with equipment. One photograph shows the No. 3 elevator working in ground 75 feet deep and elevating 100 feet vertical, with 400 feet pressure. Catalogue also has diagrams of an Evans' Elevator striking plate, riffles, and gold-saving tables. With Weir Dam for Measurement of Water chart and tables for calculating horse-power of water. Tape and staple bound. Soft cover, some minor damage and the cover is bound upside-down.  The owner of the company, John Risdon, came from Saline, Michigan, a town his father, Orange Risdon, founded.  Not only did John know how to mine salt, something he learned from his Michigan childhood, but he knew how to manufacture pipes and other items used in mining.  His salt knowledge came in handy in the Comstock when he and partners James Coffey and William Ware applied for a land patent at Hot Springs, and improved the property by erecting 4 buildings.  In the days before refrigeration, salt was worth more than gold as it preserved food and Risdon knew that [Ref:  byronhotsprings.com/18631].City: San FranciscoCounty: San Francisco CountyState: CA
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