Elements of Mineralogy. Vol. I. Earths and Stones. Vol. II. Salts, Inflammables, and Metallic Substances.
London: J. Nichols for P. Emsley, 1794-96. Second edition, "with Considerable Improvements and Additions". Two volumes. 8vo. xxxii, 510; xvi, 529, (1) pp, volume II bound without the errata leaf. Contemporary full speckled calf, spines with gilt rules, gilt lettered red labels. 6 folding tables to the rear of volume I plus 2 more to the rear of volume II. Neat repairs to the spine ends and joints, a very good set. The author wrote widely across different scientific disciplines, though this is considered his most important work. It first appeared in 1784 as a single volume, with this revised and considerably expanded edition appearing ten years later. Item #30628