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Giuseppe Verdi

High-Water Protection Methods on Lower Mississippi River

By William Joseph Hardee

Detecting Forgeries on Paper

Manufacture of Rubber Water Bottles and Fountains

The Rice Gear-Cutting Machine

Light Railway Locomotives in France

Graphical Comparison of the Efficiency of Naval Guns

The Great Fair of Nishny-Novgorod

By H. L. Geissel

Hall Effect in Gases

Pavilion of Dahomey at the Paris Exposition

Lightning Photographs

The Salt Water Aquarium at the Paris Exposition

Facts about the Megalonyx

By H. C. Hovey

The Destruction of Animal Life and its Consequences

By N. Pike

An “Electric Earth Clock” and its Construction

By N. Monroe Hopkins

Some Necessary Modifications in Methods of Mechanical Analysis as Applied to Alkali Soils


By Lyman J. Briggs

Nepenthes “Sir William Thiselton Dyer”

The Samoan Islands

By Edwin V. Morgan

Mummification of Heads by the Peruvians

Trade Suggestions from United States Consuls


Trade Notes and Receipts


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