Publisher's Synopsis
Excerpt from Transactions of the Academy of Science of St. Louis, Vol. 19: January, 1910, to December, 1910
P. 6, last line - Read used. P. 111, line 8 - After Heller insert Plate XXIV. Figs. B and C Should have been transposed. 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.