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Features

New System for Ventilating and Cleansing Drain Pipes in Buildings

The Patent Drive Well

Cereals and Their Chemical Valve

The Gulf Stream as a Heat Carrier

When is Water Unfit to Drink?

By Albert R. Leeds

The Fair of the American Institute

Scientific and Practical Information - November 27, 1875

Sheldon's Auxiliary Car Seat

The Hematite Iron Mines of England

Setting Boilers

Practical Mechanism - November 27, 1875

By Joshua Rose

Combined Hand and Slide Lathe

The Sambur

The Antelopes

A New Chromatrope

By Henry Morton

A New Induction Coil

Decisions of the Courts - November 27, 1875

New Woodworking and House and Carriage Building Inventions

New Chemical and Miscellaneous Inventions - November 27, 1875

New Household Articles - November 27, 1875

Recent American and Foreign Patents - November 27, 1875

New Mechanical and Engineering Inventions - November 27, 1875

Communications Received - November 27, 1875

Canadian Patents - November 27, 1875

Departments

  • Letters

    Correspondence - November 27, 1875

  • Recommended

    New Books and Publications - November 27, 1875

  • Departments

    Business and Personal - November 27, 1875

  • Notes and Queries - November 27, 1875

  • Index of Inventions - November 27, 1875

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