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Bearing of the Soo Canal Accident on Panama

Queensboro Bridge a Safe Structure




Some Tricks of the Moving Picture Maker

The Metropolitan Tower and the “Zeppelin II Two” Striking Comparisons

Signaling to Mars

Pipes in Bail Ingots

Large vs. Moderate-Sized Battleships

A Motor Plow

By Alfred Gradenwitz

Felling a Water Tank

By W. H. Lawton

The Construction of the Zeppelin Airship

Recent French Aeroplanes and their Performances

A Machine that Sets Ordinary Type

By M. M. Hunting

A Convenient Carrying Arrangement for a Drawing Outfit

By I. G. Bayley

Handy Man's Workshop


  • Departments


  • Recently Patented Inventions

  • New Books, Etc.

  • Notes and Queries

  • Index of Inventions

  • Patents

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June 26, 1909

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