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Densmore's Improved Boiler

Dudderar's Tree Protector

Boiler Feed Pipes, Check Valves, and Cast-Iron Heads

Management of Steel

Business and Manufacturing Items

Editorial Summary

Brown's Fruit Gatherer

Taylor and Lafferty's Broom Head

Science Familiarly Illustrated

Endless Rubber Polishing Belt

White's Washing Machine

The Cost of Electric Light

Griswold's Support for Window Sashes

Recent American and Foreign Patents

Life-Saving Inventions

Answers to Correspondence

Morris' Self-Oiling Box

Another New and Remarkable Textile

The Price and Prospect of Bread

The Gulf Stream and the Cuba Telegraph

Modes of Working Wood

Condition of the Patent Office

Gleanings from the Polytechnic Association

Patent Claims

Extension Notices

New Publications


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  • Business and Personal

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June 08, 1867

20% Sitewide for President's Day