Excerpt from The Absorption of Gases by Carbonized Lignites Meps. Pistes. Cherts. Etc mey be filmed st different reduction reties. Those too lerge to be entirely included in one exposure ere filmed beginning in the upper left hend corner. Left to right end top to bottom. Es meny frsmes es required. The following diegrems illustrete the method.
About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This 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.