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The New Princeton Telescope

Comets D and E 1882

Improved Transportation of Beef and Beef Cattle

National Telephone Association

Dairy Interests of Italy

Improved Plow Colter

Drop Press Belt Protector

Combined Drier and Cooler

Baling Press

New Millstone Paint Staff

Portable Roof for Hay and Grain Ricks

Check Rein Holder

Improved Squaring Shear

Clamond's Incandescent Gas Lamp


Regnard's Temperature Regulator

The Steam Velocipede

The Ausable Chasm

By H. C. Hovey

Engineering Inventions

Metallurgical Invention

Miscellaneous Inventions


  • Departments


  • Recent Inventions

  • Notes and Queries

  • Business and Personal

  • Index of Inventions

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