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Features

Condensed Water Trap

Improved Cotton Gin Feeder

Civilization by Upheaval

Refinements in Modern Astronomical Observations

Progress of the Great Suspension Bridge Between New York and Brooklyn

Patent Politics in Ohio

Samson or Solomon?

Scientific and Practical Information - June 19, 1875

The Fireless Railway System in England

Brachiospongia - June 19, 1875

The Alexandra

Stenography by Machinery

Cooking by Gas

Novel Gas Apparatus at the Paris Grand Opera

Improvement in the Construction of Prisons

Practical Mechanism

By Joshua Rose

Abbe's Dish and Vegetable Drainer

Improved Power Couplings

Improved Barrel Hoop

Fuller's Combination Packing

The Homes of the Working Classes

The Radiometer

Decisions of the Courts - June 19, 1875

Recent American and Foreign Patents - June 19, 1875

Household Hints--II

Communications Received - June 19, 1875

Departments

  • Letters

    Correspondence - June 19, 1875

  • Departments

    Business and Personal - June 19, 1875

  • Notes and Queries - June 19, 1875

  • Index of Inventions - June 19, 1875

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June 19, 1875

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