Excerpt from Annales des Mines, ou Recueil de Mémoires sur l'Exploitation des Mines Et sur les Sciences Et les Arts Qui S'y Rattachent, 1866, Vol. 10: MémoiresLes effets dont nous parlons sont surtout observables dans certaines catégories de lieux que nous allons examiner. Nous laisserons naturellement de côté les faits qui n'ont pas un suffisant caractère de généralité.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.