Scientific American Magazine Vol 47 Issue 8

Scientific American Magazine

Volume 47, Issue 8

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Features

The Levitt-Muller Electric Lighting System and Multiple Circuit Dynamo

A Recent Aurora

The War in Egypt

Freight Car Couplers

Novel Door Securer

Frey's Plumber's Coupling

Improved Freight Car

Spring Steam Hammers

Improved Gate

Compound Nest of the C. Palustris and the A. Phœniceus

Daniel C. Beard

Mechanical Inventions

Engineering Inventions

Agricultural Inventions

Miscellaneous Inventions

Electrical Invention

Communications Received

Departments

Correspondence

Recent Inventions

Notes and Queries

Business and Personal

Index of Inventions