Scientific American Magazine

June 1902

Volume 86, Issue 23

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Features

Sensible View of the Steamship Combine

The House Naval Bill

Tubes Versus Shallow-Tunnel Railroads

By Our English Correspondent

Seismic Disturbances and the Isthmian Canal

A Scientific Witness of Pelee's Eruption

Some Active and Extinct Volcanoes

Charles F. Holder

Valuable Minerals

George E. Walsh

Tractor-Barges on the Nivernais Canal

The Severo Airship Catastrophe

By Our Paris Correspondent

Setting the Heavy Granite Columns on the Hall of Records

Building of American Locomotives--I

Vent-Closing Valve for Pumps

Folding Ice-Box

Curious Bridge at Zanesville, Ohio

Hose Made Entirely of Metal

Self-Dumping Cars in Railroad Construction

Day Allen Willey

New Form of Lippmann Electrometer

The Utilization of Pampas Grass

Charles F. Holder

Earthquake Recorders in America

An Antique Bronze Head of the Roman Emperor Tiberius

An Ancient Iroquois Rite

Edward Hale Brush