Scientific American Magazine Vol 75 Issue 17

Scientific American Magazine

Volume 75, Issue 17

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Features

American and English Railroad Track

Our Trade with the South American Republics

Lefebvre and Upton's Force and Lift Pump

A New Dumb Waiter Safety Clutch

A Combined Pipe and Monkey Wrench

An Improved Coffee Drier

The Aerophile

A Twenty-Five Ton Geared Logging Locomotive

The Sesquicentennial Celebration of Princeton University

Experimental Determination of the Motion of Projectiles Inside the Bore of a Gun

Departments

Correspondence - October 24, 1896

Business and Personal - October 24, 1896

New Books and Publications - October 24, 1896

Recently Patented Inventions - October 24, 1896

Index of Inventions - October 24, 1896

Notes and Queries - October 24, 1896

Patents! - October 24, 1896