Excerpt from The Elements of Astronomy For the pictures with which this little work is illustrated I have thankfully to acknowledge my obligation as follows. To the Astronomer Royal for a photograph of the Sun. To Professor michie smith and Professor schaeberle for their photo graphs showing features in a Total Eclipse. To Professor fauth for his drawings of Jupiter. To Mr. 'v. E. Wilson, for his photographs of the Dumb-bell Nebula and of the cluster in Her cules. To Professor E. E. Barnard I owe the drawing of Saturn, the photograph'bf Swift's Cornet, 1892, the photograph showing the clusters in Per seus, and the photograph of Holmes' Comet and the great Nebula in Andromeda. 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.
还没人写过短评呢
还没人写过短评呢