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Features

Formal Opening of the Great Forth Bridge

Position of the Planets for April

Roller Mill Patent Case

The Manufacture of Fishing Rods and Tackle

An Improved Car Coupling- March 29, 1890

An Improved Door Check

A Hanger for Use in Curing Tobacco

An Improved Door Knob Attachment

An Improved Adjustable Grooving Head

An Improved Blind for Bridles

Manufacture of Paper on the Continent

An Improved Sewing Machine

An Improved Armature for Electric Machines

Launch of the United States Steel Cruiser Newark

Scientific American Building Edition- March 29, 1890

Departments

  • From the Editor

    To Inventors- March 29, 1890

  • Letters

    Correspondence- March 29, 1890

  • Recommended

    New Books and Publications- March 29, 1890

  • Departments

    Recently Patented Inventions- March 29, 1890

  • Business and Personal- March 29, 1890

  • Notes & Queries- March 29, 1890

  • Index of Inventions- March 29, 1890

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March 29, 1890

Help Us Reforest the Mississippi River Valley