William Pryce, HB, 331pp, Bradford Barton, 1972

Facsimile reprint of the 1778 original of ''A treatise on minerals, mines and mining containing the theory and natural history of strata, fissures and lodes with the methods of discovering and working of tin, copper and lead mines and of cleansing and metalizing their products showing each particular for dressing, assaying and smelting of ores to which is added an explanation of the terms and idioms of miners'' (Average condition)