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Passage of the Fortifications Bill

The Invention of the Bessemer Process

An Improved T-Square

A Novel Mechanical Motor

The Baldwin Adjustable Cycle Chain

A Warp Sizing Machine Attachment

A Durable Bicycle Tire

Skirt Protecting Screen for Bicycles

An Improved Sewer Inlet

The Holland Submarine Torpedo Boat

A Quadricycle Fire Engine

The Dudley Powder Pneumatic Gun

The Double Dovetail and Blind Mortise

By Emery Leverett Williams

Double Deck Cars


  • Letters

    Correspondence - April 25, 1896

  • Departments

    Index of Inventions - April 25, 1896

  • Notes and Queries - April 25, 1896

  • Business and Personal - April 25, 1896

  • Recently Patented Inventions - April 25, 1896

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis