The Universal Mining Code for the use of mining companies, mining engineers ... The Code words specially selected to comply with the Telegraph Convention rules, by G. Ager (1890)

AGER, George., CORBETT, R. Sydney., STEVENS, James - M.E., and CORBETT (R. Sydney) · The Authors · leaf 467

An illustration from The Universal Mining Code for the use of mining companies, mining engineers ... The Code words specially selected to comply with the Telegraph Convention rules, by G. Ager, 1890, leaf 467

British Library · HMNTS 7104.dd.3. · Digitised by the British Library with Microsoft · No known copyright restrictions (public domain). Free to use for anything.

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The Universal Mining Code for the use of mining companies, mining engineers ... The Code words specially selected to comply with the Telegraph Convention rules, by G. Ager (1890)

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