Excerpt from The Roman Comagmatic RegionThe A pulian Region, comprising the volcanic complex of Monte Vulture.The Tuscan Region, comprising the volcanoes of Monte Amiata, Montecatini, Orciatico, Campiglia and Roccastrada, with which may be placed the volcanoes of Tolfa and Cerveteri, and Monti Calvario and San Vito near Bracciano.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.