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Improvement in Mold Wheel Brick Machine, Pyro-tannin, and more

Elegance of Design an Element of Utility in Machinery

Johnson's Self-Fastening Button

Riordan's Clothes Line Holder

On the Strength of Boilers

“The Wheel”

Recent American and Foreign Patents

Editorial Summary

Answers to Correspondents

Extension Notices

New Publications

Judge Fisher on Reissues, Suspension of a Good Rule

Lectures on the Animal Kingdom

Foreign Matters Imbedded in Growing Timber

Hydrocarbons--Their Inflammability and Explosiveness

Transmission of Power by Hydrostatic Pressure

Docks and Wet Basins for East River, New York

Patents and Claims

Issued by the United States Patent Office

Manufacturing Mining, and Railroad Items


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