Excerpt from Journal of the Royal Microscopical Society, Vol. 3: Containing Its Transactions and Proceedings and a Summary of Current Researches Relating to Zoology and Botany (Principally Invertebrata and Cryptogamia), Microscopy, &C Dr. Edmunds read a note On a Parabolized Gas Slide, speci mens of which were exhibited in the room (see p. 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.