J. Williams (General Commission Agent). 'The Cornwall and Devon Mining Directory'.

'Classified in Districts: With Their Produce, Number of Shares, Names and Residences of the Pursers and Managers, Together with the Agents and Engineers Names, Pay-Days &c,' second edition, rebound, 124 pages with 24 pages of advertisements, additionally the number of employees and depth of each mine, slight water damage to the first 4 pages with loss to fore edge of titlepage, otherwise a good copy, Banfield Brothers, Hayle, 1862 (first edition 1861).