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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

Electrical Pressure Indicator

New Vise and Anvil Drill

Improved Electric Lamp

Engineering Inventions

Agricultural Inventions

New Cotton Picking Shade

Pumping System for Hydraulic Presses

The Hyrax

The Pickerel Frog

By C. Few Seiss

Electrical Railway

Mechanical Inventions

Miscellaneous Inventions

Communications Received

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    Business and Personal

  • Index of Inventions

  • New Books And Publications

  • Notes and Queries

  • Patents

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February 28, 1880

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