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 (1825)
BUDGE, John - Writer on Mining · Longmans & Co. · leaf 52
British Library · HMNTS 725.i.37. · Digitised by the British Library with Microsoft · No known copyright restrictions (public domain). Free to use for anything.
