Excerpt from Field Testing for Gold and Silver: A Practical Manual for Prospectors and Miners The more I worked with prospectors the more convinced I became that the usual blow-pipe sets prepared for colleges, etc., were much too complicated and too expensive for the field, and that a simpler and cheaper set of apparatus was desirable. How this want may be met I have endeavoured to show in the following pages. I do not claim, nor could I claim, any originality for the pan-amalgamation process, but by introducing a cheap ...
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Excerpt from Field Testing for Gold and Silver: A Practical Manual for Prospectors and Miners The more I worked with prospectors the more convinced I became that the usual blow-pipe sets prepared for colleges, etc., were much too complicated and too expensive for the field, and that a simpler and cheaper set of apparatus was desirable. How this want may be met I have endeavoured to show in the following pages. I do not claim, nor could I claim, any originality for the pan-amalgamation process, but by introducing a cheap and effective little balance, the procedure. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Add this copy of Field Testing for Gold and Silver: A Practical Manual to cart. $16.27, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2022 by Legare Street Press.
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Add this copy of Field Testing for Gold and Silver: a Practical Manual to cart. $26.55, new condition, Sold by Paperbackshop rated 4.0 out of 5 stars, ships from Bensenville, IL, UNITED STATES, published 2018 by Forgotten Books.
Add this copy of Field Testing for Gold and Silver: A Practical Manual to cart. $27.44, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2022 by Legare Street Press.
