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SA Supplements Vol 51 Issue 1311supp

SA Supplements

Volume 51, Issue 1311supp

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Features

The Annual Report of the Commissioner of Patents

Primitive Huts at Ostia

The Farnese Theater at Parma

The American Patent System

The Prepared Mustards Of Commerce

Compulsory Rotation or Positive Driving

C. W. Maccord

The Sale of Miniature Model Locomotives

Seamless, Flexible, Metal Tubing

The Use of Blast-Furnace Gases in Gas Engines

On the Need of Education of The Judgment in Dealing with Technical Matters

Inhabited Safety Valves

Contemporary Electrical Science

The Engineering Works of the Suez Canal

Fruits: their Forms and Modes Of Dispersal

B. Cockburn

The Fencing Horse of the Third Dragoons

Spectra of Radium and Polonium

The Burning of a Baku Oil Depot

Engines and Boilers of the “Inchdune” and “Inchmarlo.”

Trade Suggestions from United States Consuls

Trade Notes and Receipts