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Features

The Iguanodon-A Bird-Like Reptile

The Fourth Edition of Dana's Manual of Geology

The Place of Iron in Nature

By John T. Kemp

A New Kerosene Attachment for Knapsack Sprayers

By Howard Evarts Weed

The Imperial Family of Japan

The Hollow Brick Industry

The War Kite

Electricity Directly from Coal

By Alfred H. Bucherer

How to Ride in a Railway Train

By Chester N. Farr

Uncle Sam seen by Friendly Eyes

The Fading of Pigments

By W. De W. Abney

Portable Opera Glasses

Diffusing and Projecting Globes for Lamps

Light and Electrification

By Oliver J. Lodge

The Rarer Metals and their Alloys

Mineral and Metal Production of the United States in 1893 and 1894

The New Element Helium

The Carbides and Acetylene Commercially Considered

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

Smokeless Gunpowders

By Hudson Maxim

Matzoon

By H. J. Patterson

Patents!

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    June 22, 1895

    Beyond XX and XY

    Biology. Identity. Equality.