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Improved Feed Regulator for Boilers

Cod Fishing in Alaska

Scientific and Practical Information - October 5, 1872

"Greenbacks" and Postage Stamps


Sailors' Home, Bombay, India

Wire Rope Towage on the Danube

Letter from Professor R. H. Thurston—Last Letter of the Series

Improved Hose Coupling

The Disintegrating or Centrifugal Flour Mill

Improved Cotton Press

The Latest Discoveries in the Nature of the Sun

New Canal Through Florida

A Working Man's City

Science in Court

Patent Office Items - October 5, 1872

Car Coupling Dangers

Professor R. H. Thurston's Letters - October 5, 1872

The Fair of the American Institute

Recent American and Foreign Patents

Practical Hints to Inventors - October 5, 1872

To Investors - October 5, 1872


  • From the Editor

    Answer to Correspondents

  • Letters

    Correspondence - October 5, 1872

  • Departments

    Business and Personal - October 5, 1872

  • Notes and Queries - October 5, 1872

  • Index of Inventions - October 5, 1872

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