967933 Somma and Vesuvius, the one encircling the other (engraving) by English School, (19th century); Private Collection; (add.info.: Somma and Vesuvius, the one encircling the other, an example of the ringed volcano, with the eruption of October 1822. Illustration for Our Earth and Its Story edited by Robert Brown (Cassell, c 1890).); 穢 Look and Learn.