Machine for Molding Metal Castings

Measurement of a Screw Propeller

Our Fever Nests and Their Remedy

Peculiar People

The Commissionership of Patents

Crime Epidemics

Influence of the Price of Coal on Ship Building

Enameled and Embossed Photographs

Muller's Non-Explosive Self-Lighter

Shoemakers' Combination Tool

The Automatic Cow Milker

Worswick's Improved Pump Mechanism

New Steam Plows

Coal Burning Locomotives in the South

Dentistry in the United States

Arsenic in Agricultural and Technical Products

By Professor August Vogel.

Improved Steam Boiler

The Guernsey Breed of Cattle

The Proceedings of the British Association for the Advancement of Science

Decisions of the Courts - October 17, 1874

The International Rifle Contest

The Fair of the American Institute

Recent American and Foreign Patents - October 17, 1874

Answers to Correspondents - October 17, 1874

Communications Received - October 17, 1874

Canadian Patents - October 17, 1874