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Scientific American Magazine Vol 33 Issue 20

Scientific American Magazine

Volume 33, Issue 20

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Features

Improved Sawing and Grooving Machine

Filth as the Source of Preventible Disease

What Fills the Interstellar Space?

Foreign Patents-Splendid Opportunities for Americans

Veneered Diamonds Again

"Wrinkles and Recipes."

Scientific and Practical Information - November 13, 1875

Improved Watchman's Time Check

Preserving Grapes

Pogpisil's Curtain Fixture

A Juvenile Inventor

The Locomotives of 1825 and of 1875

Practical Mechanism - November 13, 1875

Number XXXV. Drifts.

Joshua Rose

Improved Drawing Press

Improved Wagon Brake

The Skimmias

The Artificial Coloring of Plants

Melon Cucumbers

Engineering Structures

Reduction in the Cost of Foreign Patents

Recent American and Foregn Petents - November 13, 1875

New Chemical and Miscellaneous Inventions - November 13, 1875

New Mechanical and Engineering Inventions - November 13, 1875

New Agricultural Inventions - November 13, 1875

New Household Articles

Canadian Patents - November 13, 1875

Communications Received - November 13, 1875

Departments

New Books and Publications - November 13, 1875

Business and Personal - November 13, 1875

Notes and Queries - November 13, 1875

Index of Inventions - November 13, 1875