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The Clock Tower at Delhi, India

A Curious Problem

How to Attain High Temperatures

The End of Volume XXX

Scientific and Practical Information - June 27, 1874

Failure of Patent Extension Schemes

Sources of Edible Starch

Machine for Turning Crank Pins and Journals of Locomotives

Improved Wind Wheel and Water Elevator

Effects of Air Pressure on Animal Life

Practical Mechanism - June 27, 1874

Number III

By Joshua Rose

Stevens' Improved Hinge

Improved Patent Gang Saw Table

Davis' Improved Hydrant

The Royal Gardens at Caserta, Italy

Medical Notes - June 27, 1874

The Convention of the Civil Engineers

Recent American and Foreign Patents - June 27, 1874

Communications Received - June 27, 1874


  • Letters

    Correspondence - June 27, 1874

  • Recommended

    New Books and Publications - June 27, 1874

  • Departments

    Index of Inventions - June 27, 1874

  • Business and Personal - June 27, 1874

  • Index - June 27, 1874

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