Hull, Edward, 1829-1917 Volcanoes : past and present / by Edward Hull ... With 41 illustrations and 4 plates of rock-sections - London : W. Scott, 1892 - xv, 270 p. : ill., maps ; 19 cm. - The contemporary science series . Subjects--Topical Terms: VolcanoesRocks, IgneousLandforms Dewey Class. No.: 551.21