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The Leslie Rotary Steam Snow Shovel

Apparatus for the Manufacture of Glucose

Wire Rope Railway—Aerial Transportation

The Graydon Air Gun

Easily made Musical Instruments

The Loomis Fuel Gas Plant at Tacony

Flax Scutching in Ireland

Pyro, Hydrochinon, Hydroxylamine, and Neutral Oxalate used as Developers of Photographic Dry Plates

The Grosvenor Gallery Central Lighting Station of the London Electric Supply Corporation

Edward Weston's Apparatus for Utilizing Solar Radiant Energy

The Electric Lighthouse at the Scandinavian Exhibition, Copenhagen


By W. Chandler Roberts-Austen

Sibley College Lectures.—1888-89

By the Cornell University Non-Resident Lecturers in Mechanical Engineering

By James C. Bayles

Pyorrhœa Alveolaris in an Elephant

Apparatus for Transmitting Sounds to a Distance by Means of Light

By L. J. Le Pontois

Iona and Staffa

West Point as seen by an Englishman

Winter Apples

Cultivation and Preparation of Prunes in France

A Fungus Foray

Useful Engineering Books

Building Plans and Specifications

Cotton as a Filter

By A. B. Clemence


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December 15, 1888

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