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Scientific American Magazine Vol 31 Issue 1

Scientific American Magazine

Volume 31, Issue 1

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Features

Improved Dovetailing Machine

The New Comet. Coggia

Hot Weather and Hydrophobia

Protection from Fire

Philosophers on Sound

The Astor Library

Science Beads an Oracle Relating to the Metallurgy of the Future

Bonser's Patent Steam Trap

Electric Phenomena of the Leaves of the Fly Catcher

Feathering Arrow Heads

Bloodless Surgery

Improved Grappling Tools

Pond's Patent Spanner

A Novel Mechanical Movement

The Jubea Spectabilis Palm

The Convention of the Civil Engineers

Decisions of to Courts - July 4, 1874

Sceientific and Practical Information - July 4, 1874

Recent American and Foreign Patents - July 4, 1874

Communication Received - July 4, 1874

Answers to Correspondents - July 4, 1874

Canadian Patents - July 4, 1874

Departments

Correspondence - July 4, 1874

New Books and Publications - July 4, 1874

Business and Personal - July 4, 1874

Index of Inventions - July 4, 1874

Patents - July 4, 1874