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Scientific American Magazine Vol 39 Issue 11

Scientific American Magazine

Volume 39, Issue 11

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Features

Charitable Colonizing

Speculative Mining

Waiting for Something to Turn up

Value of Observation in Invention

American Plows in France

The American Association at St. Louis

Facade of the Danish Section at the Paris Exhibition

Paris Exhibition of 1878

Elwell's Middlings Separator

A New Sheep Protector

The American Arctic Expedition

The Tailor Bird

A Novel Railway Car Window

New Coffee Pot

Lescale's Automatic Fire Escape

The Micro-Telephone

Geo. M. Hopking

Astronomical Notes

Berlin H. Wright

Departments

Index of Inventions

Business and Personal

New Books and Publications

Notes and Queries