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Features

Trial of Nitro-Gelatine Shells

New Formula for the Flow of Water

The Transcaspian Railway

Preventing the Formation of Scale in Boilers by the use of Kerosene

By F. L. Lyne

An Improved Cold Saw

Improved Endless Railway

Glass Making

By C. Hanford Henderson

Simple form of Filter Pump

By Robert Law

Improved Tar Furnace

Chemical and Allied Industries

Group VIII.—Metallurgy

By Watson smith

Chemistry for Amateurs

The Schanschieff Battery

The New Phonograph

Glacial Epochs and their Periodicity

By Adolphe D*amp*apos;assier

Physiological Study of the Human Voice

The Tea Industry in Ceylon

The Unknown in American Ornithology

By E. M. Hasbrouck

Astronomical Telescopes at the Manchester Exhibition

The Low Moor Iron Works

Very Old Age

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February 11, 1888

Complex Causes. Alternative Solutions.