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Boiler-Feed Regulator, Low-Water Alarm and Steam Trap

Inaugural Address of the President, Thomas H. Huxley, LL.D., F.R.S., Etc., Before the British Association for the Advancement of Science

The Manufacture of Soluble Glass

Screw Reversing Gear for Locomotives

Hydro-Pneumatic Gun Carriage

Ponsard's Improvements in Apparatus for Puddling Iron, Etc.

Fortifications and History of Strasbourg

A New Artificial Light

Naval Architecture and Engineering

The Cheap Production of Potash

Affairs in Paris

The Siege of Paris

Balancing Cylinders

Fair of the American Institute- October 8, 1870

Recent American and Foreign Patents- October 8, 1870

Answers to Correspondents- October 8, 1870

Official List of Patents- October 8, 1870

Applications for the Extension of Patents- October 8, 1870


  • Letters

    Correspondence- October 8, 1870

  • Recommended

    New Books and Publications- October 8, 1870

  • Departments

    Business and Personal- October 8, 1870

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