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Scientific American Magazine Vol 48 Issue 9

Scientific American Magazine

Volume 48, Issue 9

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Features

Monster Dredge for the Panama Canal

Florida Exploration

Curiosities of the Railway Census

The Wringer Before Congress

Aspects of the Planets for March

Resharpening Files

Fireproof Floor and Ceiling

Improved Windmill

Improvement in Cutter Heads

Improved Method of Raising Cream from Milk

Underground Electric Wires

Upright Drill Press Used as a Boring Lathe

Improved Car Truck

The Reis-Thompson Telephone Receiver

Engineering Inventions - March 3, 1883

Agricultural Inventions - March 3, 1883

Miscellaneous Inventions - March 3, 1883

Mechanical Inventions - March 3, 1883

Departments

Correspondence

Recent Inventions - March 3, 1883

Business and Personal - March 3, 1883

Index of Inventions - March 3, 1883

Notes and Queries - March 3, 1883