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Scientific American Magazine Vol 93 Issue 6

Scientific American Magazine

Volume 93, Issue 6

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Features

Seawanhaka Cup Returns to America

Wear of Car Wheels on Curves

The Lesson of the "Bennington" Disaster

Mechanical Stokers on Locomotives

Protection against Fire Damp

How the Ancient Babylonians Drained Their City

Edgar James Banks

Yellow Fever Prevented by Mosquito Extermination

Ice-Making by Electricity

Orrin E. Dunlap

The Improvement of the Ohio Canals

W. Frank Mc Clure

Hollow Concrete Building Blocks: Their Manufacture and Use

L. B. Powell

Electric Tempering of Tools

The Life History of a Coral

The New Japanese Battleships

The Future University of California

Enos Brown

Canals of Mars Photographed

The Pygmies of the Congo

America's First Long-Distance Motor-Boat Race

Departments

Correspondence - August 5, 1905

Recently Patented Inventions - August 5, 1905

Notes and Queries - August 5, 1905

Business and Personal Wants

New Books, Etc. - August 5, 1905

Index of Inventions - August 5, 1905

Patents - August 5, 1905