Scientific American Magazine Vol 18 Issue 22

Scientific American Magazine

Volume 18, Issue 22

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Features

Gas Measurement

Improvement in Feeder for Wool Breakers, Improvement in Steam Boiler Gage Cocks

Ice--Its Collection, Storage, and Distribution

Scarcity of First Class Workmen

Gladding's Clothes Line Holder

The Watch--Its History and Manufacture

H. F. Piaget

Manufacturing Mining, and Railroad Items

New Publications

Recent American and Foreign Patents

Answers to Correspondents

Schnackenberg & Rosenkranz' Improved Feed for Soda Fountains

Start Right

Suaviter in Modo

The Use and Care of Edge Tools

Preservation and Restoration of Paintings

Lecture on Food

New Patent Bill in Canada

Gold in New Brunswick

Patents and Claims

Issued by the United States Patent Office

Extension Notices

Departments

Correspondence

Business and Personal