Scientific American Magazine Vol 43 Issue 26

Scientific American Magazine

Volume 43, Issue 26

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Features

American Industries--No.63

The Manufacture of Power Drills for Mining, Excavating, Etc.

Electric Lights in Broadway, New York

The Last Number

Eighteen Hundred and Eighty

Progress of the Hudson River Tunnel

Site of the New York fair of 1883

The Spread of Diphtheria

The Scientific American for 1881

Petroleum for Harbor Defense

Compressed Air as a Motive Power

Western Side Wheelers

Agricultural Inventions

Improved Bomb Lance

New Polishing Machine

Hand Mirror Holder

New Cistern Filter

Miscellaneous Inventions

Engineering Inventions

Burtons Improved Street Lamp

Sand and Water Spouts

Departments

Recent Inventions

Notes and Queries

Business and Personal

New Books and Publications

Index of Invention