Excerpt from Cape Astrographic Zones, Vol. 7: Catalogue of Rectangular Co-Ordinates and Diameters of Star-Images Derived From Photographs Taken at the Royal Observatory, Cape of Good Hope; Zone -47° The present volume contains the results of measures derived from plates having their centres on the declination Circle which have been treated in all respects in a Similar manner to those dealt with in the previous volumes. For fuller detail, reference may be made to this general description, only such parts being repeated here as require modification for each particular zone, or which are Considered essential in explanation of the contents of the volume. 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.