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The Evolution of the Adobe

By Charles F. Holder


By Cyril Davenport

The Optics of Trichromatic photography

New Photograph Printing Frame

Dock Equipment for the Rapid Handling of Coal and Ore on the Great American Lakes

By Arthur C. Johnston

England's Foreign Trade with Colonies

Trade with Russia

Women Astronomers

By J. E. Gore

Aims and Methods of Study in Natural History

By Edmund B. Wilson

Progress of Agriculture in the United States

By George k. Holmes

Automobilism in Agriculture

Britain's Leaning Towers

The Commerce of the Great Lakes

The Berliner 1891 Telephone Transmitter Patent Held to be Invalid

Excavations at Carthage

Changes in English Agriculture

Lafayettes Carriage

Constellation-Figures as Greek Coin-Types

By Robert Brown

Handling Scrap Books

By A. C. Ontrib

Trade Suggestions from United States Consuls

Trade Notes and Receipts


  • Departments

    Patents - March 16, 1901

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