  A LIST OF THE AUTHORS WHICH HAVE BEEN CONSULTED IN THE LIST OF THE PLATES, WITH REFERENCES TO THE PAGES WHERE THE SEVERAL FIGURES ARE DESCRIBED. CHAP. I. A CONCISE HISTORY OF THE INVENTION AND IMPROVEMENTS CHAP. II. OF VISION; OF THE OPTICAL EFFECT OF MICROSCOPES, AND CHAP. III. A DESCRIPTION OF THE MOST APPROVED MICROSCOPES, AND THE METHOD OF USING THEM. CHAP. IV. GENERAL INSTRUCTIONS FOR USING THE MICROSCOPE AND PREPARING THE OBJECTS. CHAP. V. THE IMPORTANCE OF NATURAL HISTORY; OF INSECTS IN GENERAL, AND OF THEIR CONSTITUENT PARTS. CHAP. VI. A GENERAL VIEW OF THE INTERNAL PARTS OF INSECTS, AND CHAP. VII. THE NATURAL HISTORY OF THE HYDRA, OR FRESH-WATER POLYPE. CHAP. VIII. OF THE ANIMALCULA INFUSORIA. CHAP. IX. ON THE ORGANIZATION OR CONSTRUCTION OF TIMBER, AS VIEWED BY THE MICROSCOPE. CHAP. X. OF THE CRYSTALLIZATION OF SALTS, AS SEEN BY THE CHAP. XI. AN ARRANGEMENT AND DESCRIPTION OF MINUTE AND RARE CHAP. XII. INSTRUCTIONS FOR COLLECTING AND PRESERVING LIST OF THE PRICES AT WHICH THE MICROSCOPES AND APPARATUS ARE A CATALOGUE OF Optical, Mathematical, and Philosophical Please see the Transcriber’s Notes at the end of this text. The cover image has been created for this text, and is placed in the public domain. Cover image ESSAYS |
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