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Flour Vs Bran

Passage by the House of Representatives of a Law for the Encouragement of Swindling

Chastant's Observations on Yellow Fever

A New Government Bureau Proposed

The Prevention of Fires

American Industries, No. 32

Rotary Pressure Blowers

Improved Electric Lamp

New Vise and Anvil Drill

Electrical Pressure Indicator

Engineering Inventions

Agricultural Inventions

New Cotton Picking Shade

Pumping System for Hydraulic Presses

The Hyrax

The Pickerel Frog

By C. Few Seiss

Mechanical Inventions

Electrical Railway

Miscellaneous Inventions

Communications Received

The Scientific American Export Edition Published Monthly


  • Departments

    Business and Personal

  • Index of Inventions

  • Notes and Queries

  • New Books And Publications

  • Patents

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