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Improvement in Machinery for Getting Out Ship Timber, Coal Ashes as a Fertilzer

The Chemistry of the Heaton Process

Annual Report of the Commissioner of Patents

Boiler Explosion at Elizabethport, N. J.

Manufactures in Holyoke, Mass

Cottages for Laboring Classes

Notes on the Velocipede

The Photometer--Lecture by Dr. J. Ogden Doremus

The Stoltz Rotary Inkstand

Birth of the Solar System

The Introduction of Steam Fire Engines

Labor and Capital Not Antagonistic

Publication of the Patent Claims

Why the Right Rather than the Left?

Effects of Improper Diet

Glass Blowing--How Bottles are Made

Answers to Correspondents

New Publications

Recent American and Foreign Patents


Manufacturing, Mining, and Railroad Items

Official List of Patents

Issued by the United States Patent Office

Patent Offices


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February 06, 1869

Of Shamrocks and Science

Happy St. Patrick’s Day