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Features

Timpe's Improved Elevators, Mechanism for Adjusting the Rollers of Carding machines, and more

Extension of Sarvin's Carriage Wheel Patent

The New Restaurant at Wimbledon Camp

Vitt's Improved Elevator Cup

Death of Professor D. H. Mahan

Inauguration of the Mont Cenis Tunnel

Fearful Explosion of Torpedoes--Coroner's Verdict

The Fear of Cholera

The Action of Trades Unions in Regard to Apprenticeship

Progress of Underground Roadways

Fair of the American Institute

Interesting Extension Cases

Answers to Correspondents- September 30, 1871

Queries- September 30, 1871

Applications for Extension of Patents- September 30, 1871

Official List of Patents—September 30, 1871

Issued by the U. S. Patent Office

Recent American and Foreign Patents- September 30, 1871

Departments

  • Letters

    Correspondence- September 30, 1871

  • Recommended

    New Books and Publications- September 30, 1871

  • Departments

    Business and Personal- September 30, 1871

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September 30, 1871

Think Outside the Gift Box