Perth: Fred. Wm. Simpson, 1935. Seventh Edition. Wraps. A popular Australian guide booklet to gold mining and prospecting published by the Perth branch of the Royal Mint of Great Britain, aimed at helping the thousands of contemporary unemployed prospectors at the end of the Great Depression.
With a section pertaining to the process of dryblowing, "a method adopted in Western Australia for freeing pounded gold ore from the powdered matter when water is not available" (p33).
Much practical information, including: taking & preparing samples for assay; recovery & cleaning gold amalgam from battery; hints for and care of battery; methods of cyanidation; miners' rights; prospecting hints for the new man; use of explosives; first aid; gold prices (p49) and more.
16mo, 64pp. In the original printed paper wrappers, a bit creased. Trove 3641731 records only 2 copies, at Deakin University and State Library of Western Australia. OCLC: 215582891. Good + overall. Item #25655