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Scientific American Magazine Vol 118 Issue 16

Scientific American Magazine

Volume 118, Issue 16

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Features

Sewer Pipe Laid on Lake Bottom, Geology in the War, and more

Modern Suction Dredging

Pumping No Longer Restricted to Liquids

Charles Evan Fowler

Velocity and Range of Guns

From the Black-Powder Muzzle-Loader to the Smokeless-Powder Rifle
Part 1 of 2

J. Bernard Walker

Testing Eggs by Photography

Some of the Things Which the Eyes of the Camera Sees When it Looks Through the Hen's Creations

Jacques Boyer

Departments

The Service of the Chemist- April 20, 1918

Correspondence- April 20, 1918

The Motor-Driven Commercial Vehicle--April 20, 1918

Recently Patented Inventions- April 20, 1918