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The New Twin Steamer "Calais-Douvres"

Vulcanizing Rubber

Strawberries and Constipation

Destruction Vs Construction of Ironclads

Professor Langley's Papers on the Sun

The Sun

A Total Eclipse

By S. P Langley

Edison's Phonomoter

Excavating Scoop, New Mechanical Inventions, and More

Communications - July 27, 1878

New Screw Cutting Lathe

How to Use a File

By Joshua Rose

New Cloth Measuring Apparatus

Gampert's Wood-Sole Shoe

Landing of Cleopatra's Needle

The Total Eclipse of the Sun

New Iron Fence

The Adjutant

Astronomical Notes - July 27, 1878

By Berlin H Wright

The Curiosities of Tobacco

Preserving Fish by Hydraulic Pressure

Communications Received - July 27, 1878


  • Departments

    Business and Personal - July 27, 1878

  • Notes and Queries - July 27, 1878

  • Index of Inventions - July 27, 1878

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