Interior of the crater of one of the little mountains raised by the eruption of Vesuvius in 1760, with large and small fragments of larva. Coloured etching by Pietro Fabris, 1776.

On Fabris's coloured prints for Hamilton's Campi phlegraei see B. Fothergill, Sir William Hamilton envoy extraordinary, New York 1969, pp. 138-143, and John Thackray, '"The modern Pliny": Hamilton and Vesuvius', in Ian Jenkins and Kim Sloan, Vases and volcanoes, London 1996, pp. 65-74