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Progress and Prospects of the East River Bridge

Professor Morton on the Electric Light

Who Will Invent a Satisfactory Milking Machine?

Awards and Honors at Paris

The Electrical Department in the Mechanics Fair, Boston, Mass

The French Industrial Exhibition of 1878

The Trial of the “Pyx”

The Hermetical Sanitary Closet

A New Fireproof Shutter

New Refrigerator Basket

Ingram Rotary Press at the Paris Exhibition

Progress of Our Foreign Trade

California Mining Vs. Farming

Astronomical Notes

By Berlin H. Wright

New Wool Scouring and Rinsing Machine

A New Foot Power

Washington Memorials in Northamptonshire

A New Measuring Jacket

A New Rheostat

The Umbrella Bird

To Inventors

Communications Received


  • Departments

    Notes and Queries

  • Business and Personal

  • New Books and Publications

  • Index of Inventions

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November 09, 1878

20% Sitewide for President's Day