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Germany's Industrial Crisis

Railway Systems of the United States

Vast Municipal Improvements in New York City

Advantages of Paper Negatives

Charles Sedgwick Minot

By Marcus Benjamin

Exports to Porto Rico

An Automobile Mower

Cantilever Bridge on the White Pass and Yukon Railroad

Palermo-Monreale Electric Incline

Lengthening of the S. S. "Iroquois"

Works of the Westinghouse Electric and Manufacturing Company

The Bogue Window-Sash

A Novel Lubricator and Heater

The Turtles of Galapagos

By Charles F. Holder

Business and Personal Wants

READ THIS COLUMN CAREFULLY--You will find inquiries for certain classes of articles numbered in consecutive order. If you manufacture these goods write us at once and we will send you the name and address of the party desiring the information...


  • Departments

    The Heavens in September

  • Recently Patented Inventions - August 31, 1901

  • Index of Inventions - August 31, 1901

  • Notes and Queries - August 31, 1901

  • Patents - August 31, 1901

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