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Stolen Secrets


Process for the Transformation of Tricalcic Phosphates into Bicalcic Phosphates, with Continuous Cycle of Manufacture

By M. Martinet

Report of the British Admiralty Committee against the Belleville Water Tube Boiler

The Effect of Physical Agents on Bacterial Life

Bees and Mathematics

The Temperature Control of the Mills Spectrograph

By W. W. Campbell

Information Concerning the Angora Goat

The Extinct Giant Moa of New Zealand

Spinning Flies

The Oil-Fields of Baku

The Unhappy Antiquities of Palestine

Trade in the Sahara Desert

The Museum of Artillery at Paris

American Engineering Progress

III. The Influence of Combination

Wooden Railways

The Speed of Express Trains in Europe

Boyer Long-Stroke Pneumatic Hammer

A New Elliptical Cutting Machine

By C. W. MacCord

Rafia Fiber in Madagascar

Electrical Oscillations and Electric Waves

By J. A. Fleming

Trade Suggestions from United States Consuls


Trade Notes and Receipts


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    April 06, 1901

    20% Sitewide for President's Day