Excerpt from The Philadelphia Photographer: An Illustrated Monthly Journal, Devoted to Photography, The Official Organ of the National Photographic Association of the United States, January, 1875While Ross Co. Are the oldest manufactu'rers of Photographic Lenses in existence, they also keep up with the requirements of the fraternity, by constantly manufacturing new combinations and improving on those already in existence. They have lately perfected, and will soon furnish us stock of. A new series of Card Lenses, extra rapid, peculiarly adapted for babies, and people who will not be quiet. We will give notice of their arrival.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.