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Scientific American Magazine Vol 31 Issue 8

Scientific American Magazine

Volume 31, Issue 8

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Features

Improved Machine for Unloading Grain

Meteorological and Medical Statistics

Rotative Versus Rotary Engines

The Fabrication of Antiques

Small Engines and Boilers

Scientific and Practical Information - August 22, 1874

Kite Tails and Telegraph Wires

Our Six Legged Rivals

Influence of the Earth's Figure on Geologic Changes

The Transit of Venus

A Four-Antlered Deer's Head

Modern German Artillery

New Geological Discovery

Young's Water Main Tapping Machine

Improved Dumping Wagon

The Western Locust Plague

Recent American and Foreign Patents - August 22, 1874

How Shall I Introduce My Invention!

Answers to Correspondents - August 22, 1874

Communications Received - August 22, 1874

Canadian Patents - August 22, 1874

Departments

Correspondence - August 22, 1874

New Books and Publications - August 22, 1874

Business and Personal—August 22, 1874

Index of Inventions - August 22, 1874

Patents - August 22, 1874