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Scientific American Magazine Vol 90 Issue 12

Scientific American Magazine

Volume 90, Issue 12

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Features

The Motive Power for High-Pressure Fire Service

Direct-Current Traction on the New York Central

The Completion of the North River Tunnel

The British Naval Programme for 1904

By our london correspondent

Science Notes - March 19, 1904

De Glehn Compound for the Great Western Railway, England

A Double-Deck Car for Rapid Transit

Steam Turbine of 11,000 Horse-Power

New Pruning Shears

An Improved Grain Valve

Experiments upon the Pressure of Wind at the Eiffel Tower

Emile Guarini

Thawing Out Frozen Water Pipes by Electricity from Storage Batteries

Our Knowledge of the Moon

Electricity in the Household

The Japanese Sword Exercise.--I

G. H. Tilden

The Cahokia and Surrounding Mound Groups

D. I. Bushnell

Departments

Correspondence - March 19, 1904

Legal Notes - March 19, 1904

Recently Patented Inventions - March 19, 1904

Business and Personal wants - March 19, 1904

Notes and Queries - March 19, 1904

New Books, Etc. - March 19, 1904

Index of Inventions - March 19, 1904

Patents - March 19, 1904