Scientific American Magazine Vol 103 Issue 12

Scientific American Magazine

Volume 103, Issue 12

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Features

Conservative Conservation, Grade Crossings Should be Automatically Guarded, and more

Engineering- September 17, 1910

Science- September 17, 1910

Aeronautics- September 17, 1910

Foucault's Pendulum Electrically Propelled

Charles Forbes

Game Farming

John L. Cowan

How the Government Fights Forest Fires

Charles A Sidman

Rules Governing the Competition for the $15,000 Flying Machine Prize Offered

Edwin Gould

The Harvard Aviation Meeting

A Record Day by Day

Magic for Amateurs--X

Miscellaneous Tricks

W. H. Radcliffe

Investigating the Sleeping Sickness of Uganda

By The English Correspondent of the Scientific American

Reloading Tools and Bullet Molds

August Mencken

Drop Hammer for Small Shops, A Wiggler or Telltale for Centering Work

J. A. Bergstrom

Simple Motor-Cycle Stand

Robert H. Brockman

Scroll Saw Hints

Making Parallel Cuts

K. Pabkhubst, W. Pabkhubst

Serviceable Screw-Thread Corrector

H. H. F. Clarke

As to Boring Holes in Wood

W. D. Graves

Hack-Saw Attachment for Lathes

H. D. Chapman

Departments

Correspendence- September 17, 1910

Recently Patented Inventions- September 17, 1910

New Books, Etc.- September 17, 1910

Index of Inventions- September 17, 1910

Notes and Queries- September 17, 1910