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Features

Electro-Plating Machinery

How Shall Railway Workmen Live?

Early Connecticut Manufactures

Boiler Test Challenge

Muscular Contraction and Electricity

Notes of Patent Office Decisions

Patents

Improved Hydraulic Hauling Machinery

The Manufacture of Needles

Astronomical Notes

How to Re-Bore the Ends of Steam Cylinders

The Coventry Tricycle

Anderson's Equilibrio Couch

Improved Mining Engine

Low's Necklace Vanda

--(Vanda Lowi)

Snowy-Lipped Lady's Slipper

The Gorilla

The Study of the Diseases of the Human Voice

Rice--How it is Prepared for Market

By Colonel C. K. Huger

Engine "Spurts."

The Keely Motor Deception

Eburine

New Miscellaneous Inventions

New Mechanical and Engineering Inventions

Recent American and Foreign Patents

New Textile Inventions

New Agricultural Inventions

New Household Inventions

Communications Received

Departments

  • Departments

    Index of Inventions

  • Business and Personal

  • Notes and Queries

  • Patents

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September 01, 1877

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