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The Suez Canal

The Submarine Monitor

The Jointing and Testing of Gas-Mains

By C. W. Folkard

Woelfert's New Aerial Ship

Improved Pipe Cutting and Threading Machine

Improved Knitting Machine

How to Take Artistic Landscapes

Stellar Photography at Harvard

Progress in Telephony

What Drainage Does

Institute of Painters in Water Colors

Morin's Solenoid Candle

Wooden Taps

On Certain Phenomena Manifested by Liquid Vortex Rings

By T. Hart


By Leopold Field

Sleep and Dreams

By W. S. Roland

Dr. Hooke

By C. Stuart Murray

Professor Huxley

The Glacial Period in Illinois

Restoration of Brontosaurus

By O. C. Marsh

The Musk Cattle of America

By G. A. Stockwell

The Solar Eclipse of May 6, 1883

Homes for the Poor

The Use of Paris Green


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