| TABLE OF CONTENTS. |
|---|
| | PAGE. |
| I. | AGRICULTURE.—How to Raise Turkeys.—A collection of hintsand suggestions on the raising of the delicate fowls, so often thecause of trouble to farmers. | 11364 |
| Pear Duchesse D'Angouleme.—The history of the famous peartree, with hints as to its culture and general treatment. | 11362 |
| II. | BIOLOGY.—Development of the Embryo.—A note of some interestingbiological researches.—By Prof. Preyer, of Berlin. | 11365 |
| The "Hatchery" of the Sun Fish.—A curious incident in thelife history of the common sunfish.—1 illustration. | 11363 |
| III. | CHEMISTRY.—On Allotropic Forms of Silver.—By M. CareyLea.—A continuation of this paper, containing one of the mostimportant researches in the history of silver, with statement ofinteresting results attained. | 11361 |
| On the Occurrence of Paraffine in Crude Petroleum.—A valuablecontribution to the history of paraffine, with reference to petroleumand ozokerite. | 11361 |
| Turpentine and its Products.—By Edward Davies.—A resumeof the work done by chemists in the turpentine products.—Thedifferent compounds produced therefrom. | 11361 |
| IV. | ELECTRICITY.—Electric Lighting at the Paris Exhibition.—TheOerlikon works.—A very exhaustive exhibition of electric apparatusdescribed and illustrated.—12 illustrations. | 11356 |
| Magnetism in its Relation to Induced Electromotive Force andCurrent.—By Elihu Thomson.—A most impressive paper, bringingthe obscure laws of magnetic induction within the understandingof all without the application of mathematics.—12 illustrations. | 11354 |
| The Ader Flourish of Trumpets.—One of the curiosities intelephony from the Paris exhibition, by which sounds are transmittedto a large audience.—4 illustrations. | 11358 |
| The Electric Motor Tests on the New York Elevated Railro ...
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