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Features

The Gatling Gun for Police Patrol Service

Acetate of Soda Warmers and Caustic Soda Steam Boilers

Surface Condensing Triple Expansion Mill Engines

A Speaking Tube and Eariphone

An Improved Lubricator

A Curious Automaton

A Grain Scourer, Polisher, and Separator

An Improved Quilting Machine

An Improved Rain Water Cut-Off

Sanitary, Ventilated Boots and Shoes

Thomas Sterry Hunt

Electric Light for Magic Lantern

By W. C. Peckham

The Largest and the Smallest Water Wheel

Departments

  • From the Editor

    To Inventors- March 19, 1892

  • Letters

    Correspondence- March 19, 1892

  • Recommended

    New Books and Publications- March 19, 1892

  • Departments

    Recently Patented Inventions- March 19, 1892

  • Notes and Queries- March 19, 1892

  • Business and Personal- March 19, 1892

  • Index of Inventions- March 19, 1892

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Why Do Facts Fail?

Why Do Facts Fail?

Deconstructing Denial