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Features

Steel Passenger Cars for Trunk Railroads

James Dredge

Gasoline Engines and the Torpedo Boat

Growth of American Universities

North Tube of Hudson River Tunnel Completed

Investigating the Nutritive Value of Meat

By Elizabeth C. Sprague

The Advantages of Crank Axles for Locomotives

By W. F. Cleveland

The Alcohol Smugglers of Paris

BY AN OFFICER OF THE PARIS CUSTOMS HOUSE

How a Planet is Weighed

By Frederick R. Honey

The Pioneers of the Swiss Army

By Day Allen Willey

A Curious Accident to a Grain Elevator

By W. F. Miners

A Mantel Made of Cigar Boxes

A Peculiar Rupture

By W. D. Graves

The Minnequa Works of the Colorado Fuel and Iron Company

By Lawrence Lewis

The Lodge-Muirhead Portable Wireless Telegraph Plant for Military Purposes

The Mathushek Piano

Business and Personal Wants

Departments

  • Departments

    Correspondence

  • Recently Patented Inventions

  • Notes and Queries

  • New Books, Etc.

  • Index of Inventions

  • Patents

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Gene Therapy Comes of Age?

Gene Therapy Comes of Age?

Explore the latest advances