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Features

The Harlem River Improvement and Ship Canal

Mortar-How to Prepare It

By Edward Wolff

Excavator for Blasting Coal and Tunneling

The Fall of Talcen Mawr

Japanese Shipping

Banana Meal and its Future Prospects

Painting Machinery

The Carbides and Acetylene Commercially Considered

By T.L. Willson and J.J. Suckert

Conversazione of the Royal Society

The Manufacture of Castor Oil

Apparatus for the Demonstration of Resonance

(1)“On the Electrification of Air”

(2)“On the Thermal Conductivity of Rock at Different Temperatures”

Peroxide of Hydrogen as a Bleach

Estimation of Paraffins in Crude Anthracene

Recent Advances in Electrochemistry

By Joseph W. Richards

Vaccination for Diphtheria

Across the Channel on Wheels

Why We Laugh

Village Improvement Societies

By Jno. Gilmer Speed

Anti-Diphtheric Serum

A Spectroscopic Proof of the Meteoric Constitution of Saturn's Rings

By James E. Keeler

Notes on Yucatan

Orizaba

Patents!

The Benier Gasogene Motor

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    June 15, 1895

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