Volume 24, Issue 8
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Features
Enameling Wood Work
[From The Building News.]
A New Stone
The Present and the Past- February 18, 1871
Exercising Club
Knapp's Fluting and Flat Iron
Perpetual Motion- February 18, 1871
Agricultural Patents of the Year
Organic Matter in Water
The Electro Deposition of Copper and Brass
Kerosene Murder
Stone Cutting by Machinery
The Uses of Apatite
The Average City Dwelling House
Annual Report of Commissioner of Patents
New Patent Law of 1870
Answers to Correspondents- February 18, 1871
Queries- February 18, 1871
Applications for Extension of Patents- February 18, 1871
Recent American and Foreign Patents- February 18, 1871
Under this heading we shall publish weekly notes of some of the more prominent home and foreign patents.