Astronomical Essays Historical And Descriptive PDF Download

Excerpt from Astronomical Essays Historical and Descriptive The Secular Variation of Stars, The Number of the Visible Stars, and The Satellite of Sirius. The rest have not been hitherto published. For much of the information contained in the first three essays, and in N os. 7 and 8, I am indebted to Houzeau and Lancaster's Bibliographic Générale de i'astronomie, vol. I., Introduction. For the illustrations, my best thanks are due to Professor Barnard, B.se., of the Yerkes Observatory and to Dr. Max Wolf, of Heidelberg. 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.