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Scientific American Magazine Vol 93 Issue 19

Scientific American Magazine

Volume 93, Issue 19

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Features

One Year's Operation of the Subway

A Discredited Theory

Mr. Hildenbrand and the Manhattan Bridge Problem

Tunnel Boring in Ancient Palestine

Ludlow's First Successful Flight

Test of a Torpedo Shell

The Twin-Screw Liner "Amerika"

Some Cities of Ancient Egypt

Tenacity of Life in Ants

Adele M. Fielde

An Odorless Gas Stove

A Street-Sprinkling Curb

Business and Personal Wants

Departments

The Heavens in November - November 4, 1905

Correspondence - November 4, 1905

Recently Patented Inventions - November 4, 1905

Index of Inventions - November 4, 1905

Patents - November 4, 1905