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Scientific American Supplement, No. 460, October 25, 1884电子书

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22人正在读 | 0人评论 9.8

作       者:Various

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出版时间:2018-02-27

字       数:19.0万

所属分类: 教育 > 外语 > 实用英语

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It is, perhaps, more difficult to write accurate history than anything else, and this is true not only of nations, kings, politicians, or wars, but of events and things witnessed or called into existence in every-day life. In The Engineer for September 17, 1880, we did our best to place a true statement of the facts concerning the Rocket before our readers. In many respects this was the most remarkable steam engine ever built, and about it there ought to be no difficulty, one would imagine, in arriving at the truth.
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LINKS IN THE HISTORY OF THE LOCOMOTIVE.

THE FLOW OF WATER THROUGH TURBINES AND SCREW PROPELLERS.1

IMPROVED TEXTILE MACHINERY.

ENDLESS ROPE HAULAGE.

A RELIABLE WATER FILTER.

SIMPLE DEVICES FOR DISTILLING WATER.

IMPROVED FIRE-DAMP DETECTER.

CAMERA ATTACHMENT FOR PAPER PHOTO NEGATIVES.

INSTANTANEOUS PHOTO SHUTTER.

SULPHUROUS ACID.—EASY METHOD OF PREPARATION FOR PHOTOGRAPHIC PURPOSES.

THE NATIONAL MONUMENT AT ROME.

ON THE EVOLUTION OF FORMS OF ORNAMENT. 1

STEPS TOWARD A KINETIC THEORY OF MATTER.1

APPLICATION OF ELECTRICITY TO TRAMWAYS.

FIRES IN LONDON AND NEW YORK.

THE LATEST KNOWLEDGE ABOUT GAPES.

WOLPERT'S METHOD OF ESTIMATING THE AMOUNT OF CARBONIC ACID IN THE AIR

THE VOYAGE OF THE VETTOR PISANI.

THE GREELY ARCTIC EXPEDITION.

THE NILE EXPEDITION.

THE PROPER TIME FOR CUTTING TIMBER.

RAISING FERNS FROM SPORES.

THE LIFE HISTORY OF VAUCHERIA.1

JAPANESE CAMPHOR—ITS PREPARATION, EXPERIMENTS, AND ANALYSIS OF THE CAMPHOR OIL.1

THE SUNSHINE RECORDER.

BREAKING OF A WATER MAIN.

THE SCIENTIFIC AMERICAN SUPPLEMENT.

PATENTS.

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