Mining, Quarry and Gravel Pit Machinery
Milwaukee: Smith Engineering Works, 1936. Quarto, original wrappers; 30 pp., illustrated. Some foxing, otherwise in good condition. Bulletin number 266 from the Smith Engineering Works, detailing their machinery for washing and screening, as well as sand tanks, elevators and conveyors.
Each of the following machines is fully illustrated, with technical specifications and further information for miners: pulsators, dry screens, super scrubbers, gravel washers, standard and log washers, sand tanks, screw rewashers, sand drags, belt and chain conveyors, feeders and grizzlies, and bin gates.
Front cover bears the details of Dudley Walters, Colorado School of Mines. Item #4294
Price (AUD): $175.00