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Scientific American Magazine Vol 41 Issue 13

Scientific American Magazine

Volume 41, Issue 13

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Features

A Wonderful Clock

Inventions in China

Technical Science in New Zealand

The Bessemer Steel Interest

Copyrighting Fruit

Recent Investigation into the Action of Anæsthetics

The Social Science Association

New form of Reynier's Electric Lamp

Mechanical Inventions

A New Combined Punch and Shear

Practical Experiments in Magnetism, with Special Reference to the Demagnetization of Watches.--No. 1

Alfred M. Mayer

A New Surf Boat

Miscellaneous Inventions

Edison's Latest Telephone

Giant Insects

Recent Decisions Relating to Patents, Trade Marks, Etc

Fire Screen

Communications Received

Departments

New Books and Publications

Notes and Queries

Business and Personal

Index of Inventions

Patents