STC188684: Excavations of a thick stratum of lava which ran into the sea during the eruption of Mount Vesuvius in 1631, plate 8 from 'Campi Phlegraei: Observatoins on the Volcanoes of the Two Sicilies', by Sir William Hamilton (1730-1803) published 1776 (w/c on paper), Fabris, Pietro (fl.1768-78) / Bridgeman Images