HAMILTON, William (1730-1803). Observations on Mount Vesuvius, Mount Atna, and Other Volcans: in a Series of Letters addressed to the Royal Society, London: for T. Cadell, 1772. 8°, 5 engraved plates, folding engraved map at end (title lightly browned, plates offset). Finely-bound in modern straight-grained morocco, covers with double gilt fillet border, spine elaborately-gilt in compartments. FIRST EDITION.