Scientific American Magazine Vol 93 Issue 8

Scientific American Magazine

Volume 93, Issue 8

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Features

Rescue of the Fiala-Ziegler Expedition

Electric Locomotives for the New York Central

Railroad and other Accidents in the United States

Bombs for Hail in Switzerland

Failure of the Isham Shell

Bids for the Manhattan Bridge

Inventions of Ancient Rome: Some Forerunners of Modern Ingenuity

Alex. Del Mar

Hydraulic Mining with Centrifugal Pumps

Enos Brown

A Hand-Pressure Riveting Machine

Alfred Gradenwitz

The Statue of the Sumerian King David

Edgar James Banks

Aerial Tramways in the Tug River Coal Fields

Henry Mace Payne

Measuring the Mechanical Equivalent of Heat

By the English Correspondent of the Scientific American

The Rexer Automatic Machine-Gun

The Building of a Railway Car

Day Allen Willey

An Apparatus for Measuring the Earth's Speed of Rotation

By Our Berlin Correspondent

A Unique Collection of Rare Birds

Harry Dillon Jones

Drying Apparatus

Patent Department

New Rotary Valve for Steam Engines

An Improved Waiter's Tray

Departments

Correspondence - August 19, 1905

Recently Patented Inventions - August 19, 1905

Business and Personal Wants

Notes and Queries - August 19, 1905

Index of Inventions - August 19, 1905

Patents - August 19, 1905