1901 [1895] Mining Pamphlet CALIFORNIA GOLD MILL PRACTICES Preston

DESCRIPTION: Preston, Ed [ward] B.: California Gold Mill Practices; Sacramento 1901; California State Mining Bureau; Bulletin No. 6. San Francisco, September 1895; 85 pages, 51 black & white illustrations, Numerous text drawings and engravings, engraved plates (2 folding), photographs of mining operations, etc. Covers the mill site; construction; mill details; crushers; ore-bins; self-feeders; mortars; stems, tappets, cams and camshafts; screens and frames; water supply; aprons and apron-plates; sluices and sluice-plates; power for the mills; mill practices, etc. Includes an abundance of plates and engraving, detailed line drawings, etc. [The classic California government publication on Gold Mill Practices].

CONDITION: Cover VERY GOOD, Contents FINE [See scans].

SECURITY: ARGUS BOOKS [or other wording] in light grey may have been super-imposed over images for security and are not on the actual item.

SHIPPING: All paper items [broadsides, labels, pamphlets, brochures, photos, etc.] and small thin objects that are 1/4 of an inch thick or less are shipped inside an eBay stiff hardboard sleeve by USPS Ground Advantage INSURED [unless other arrangements have been made with seller].
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