The Practical Miner's Guide; comprising a set of trigonometrical tables, adapted to all the purposes of ... dialling ... Also a treatise on the art and practice of assaying silver, copper, lead, and tin, etc. [With plates (1858)
BUDGE, John - Writer on Mining · G. M. Newton · leaf 44
British Library · HMNTS 7105.cc.7. · Digitised by the British Library with Microsoft · No known copyright restrictions (public domain). Free to use for anything.
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