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Scientific American Magazine Vol 33 Issue 7

Scientific American Magazine

Volume 33, Issue 7

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Features

Improved Wood-Carving Machine

Salicylic Acid

The Great Ice Sheet

A Year's Experience in Boiler Inspection

An Enormous Peach Crop

Terrestrial Magnetism

The Podometer

A Powerful Crane

Casting Steel in One Tun Ingots

Wicker Coffins

Improved Pressure Blocks for Planing Machines

Improved Toy Gun

Improved Floor Clamp

Cottage Architecture

Combined Portable Aquarium and Wardian Case

Hardy Azaleas

Recent American and Foreign Patents - August 14, 1875

Canadian Patents - August 14, 1875

Communications Received - August 14, 1875

Departments

Correspondence - August 14, 1875

Notes and Queries - August 14, 1875

Business and Personal - August 14, 1875

Index of Inventions - August 14, 1875