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Features

Departments

  • Departments

    Compressed Air Traction in New York City

  • Recent Armor Plate Bids

  • Progress of the New York Rapid Transit Tunnel

  • Lowering of the Atlantic Record

  • High-Lift Locks for the Erie Canal

  • Experiments with X-Rays in Electrostatic Field

  • The Chemistry of Soot

  • Paris Exposition Notes

  • Limits of Electric Transmission

  • Super-Heated Water Motor for Railroad Traction

  • Problems of the Chinese Campaign

  • Some Stage Effects in "Ben Hur."

  • The Paris Metropolitan Underground Railroad

  • The Howell Disappearing Carriage

  • A Simple Rotary Pump for Light Service

  • Gathering and Curing Crude Rubber

  • Recently Patented Inventions

  • Business and Personal

  • To Inventors

  • Index of Inventions

  • New Books, Etc.

  • Notes and Queries

  • Patents

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August 25, 1900

Think Outside the Gift Box