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New Formula for the Flow of Water

Trial of Nitro-Gelatine Shells

The Transcaspian Railway

An Improved Cold Saw

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

By F. L. Lyne

Improved Endless Railway

Glass Making

By C. Hanford Henderson

Improved Tar Furnace

Simple form of Filter Pump

By Robert Law

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