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A New Band Sawmill

Successful Treatment of Cholera

Wages in France and Germany

Fusible Safety Boiler Plugs

Preparing for the Ice Crop


Petroleum Geologically Considered

Fire Extinguishing Apparatus

Mail Bag Catcher

Bed Bottom Fire Escape

New Turret Ship Conqueror

Improved Sand Guard for Railways

An Improved Hand Air Condenser

New Gas Engine Pump

Sacred Egyptian Scarabæus

Natural History Notes

Improved Tricycle

Folding Basket

Engineering Inventions

Agricultural Inventions

Mechanical Inventions

Miscellaneous Inventions


  • Departments


  • New Books and Publications

  • Business and Personal

  • Index of Inventions

  • Notes and Queries

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