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Scientific American Magazine Vol 41 Issue 15

Scientific American Magazine

Volume 41, Issue 15

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Features

The Hydromotor

The Temperature of Water Supply

Water for Industrial Uses in New York

Conspiracies to Nullify the Patent Laws

The Sydney Exhibition

Extraction of Oils by Means of Solvents

Rosset's Clock

Mechanical Inventions

Practical Experiments in Magnetism, with Special Reference to the Demagnetization of Watches.—No. 3

Alfred M Mayer

Miscellaneous Inventions

A New Drag Sawing Machine

A New Fire Escape

Recent Agricultural Inventions

The Otocyon

New Calculating Attachment for Weighing Scales

Natural History Notes

French Faience

The Baneful Effects of Absinthe

Communications Received

Departments

Business and Personal

Notes and Queries

New Books and Publications

Index of Inventions

Patents