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The Panama Ship Canal

History of the Hardie Compressed Air Locomotives

A New Fluviatile Motor

Timber, and Some of its Diseases

By H. Marshall Ward

Mica Mining in North Carolina

By Wm. B. Phillips

Notes on the Rock Salt Mines of Petite Anse, Louisiana

By H. Carrington Bolton

Effect of Chlorine on the Electromotive Force of a Voltaic Couple

By G. Gore

Electrical Barometer

Sir John Pender, K.C.M.G.

The Minimum Point of Change of Potential of a Voltaic Couple

By G. Gore

Intensities of Light

Standards of Light

Combined Morse Ink Writer and Sounder

Photo-Zincographic Engravings

The Manufacture of Hydrogen

The Manufacture of Glass

Dr. Vettin's Wind Vane

Cremation

Electric Acupuncture

Transplantation of Nerve from the Rabbit to Man

The River Doce, Brazil

Six Weeks in Southern Mindanao

By J. B. Steere

A Simple form of Apparatus for Generating Gases

By G. Stillingfleet Johnson

Stellar Photography

By Edward S. Holden

Determination of Total Solids and Fat in Milk And Butter by Means of Woody Fiber

By F. Gantter

Hundredth Anniversary of the Linnean Society, London

A New Gataloiue of Valuable Paters

Building Plans and Specifications

Useful Engineering Books

Departments

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July 28, 1888

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