Scientific American Magazine Vol 25 Issue 16

Scientific American Magazine

Volume 25, Issue 16

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Features

Bessemer's Heavy Ordnance

Screw and Rivet Manufacture

New Appliances for Wool Scouring and Dyeing

Bain's Portable Buildings

Warner and Payne's Door Lock

Recent Important Patent Decisions Before the United States Circuit Court for the Eastern District of Pennsylvania.--Mc'Kennan, Judge Saponifier Patent

The English Patent System.—What Will They Do With It?

How Many Hours Ought to Constitute a Day's Work?

Homes for Mechanics

The Gold Weight of Sunshine

Fair of the American Institute

The Value of Property in Patents Illustrated. Recent Important Patent Decisions

The Zinc White Patent Decision

Queries- October 14, 1871

Practical Hints to Inventors- October 14, 1871

Applications for Extension of Patents- October 14, 1871

Answer to Correspondents- October 14, 1871

Official List of Patents- October 14, 1871

Recent American and Foreign Patents- October 14, 1871

The Second Annual Fair -- Of The-- Alabama Agricultural -- and -- Mechanical Association

Departments

Correspondence- October 14, 1871

Business and Personal- October 14, 1871

New Books and Publications- October 14, 1871