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Improved Grinder for Castings

The Autopsy on the Siamese Twins

The Industrial Uses of Bisulphide of Carbon

Proposed Law for Castings

Telegraphic Progress in 1873

Robert L. Thurston

Scientific and Practical Information

Stearin Candles

To New Subscribers

Astronomical Notes - March 7, 1874

Improved Fish Grappling Spear

The Albany Railroad Bridge

Improved Saw Gummer

The Victor Churn Dasher

Improved Electric and Vapor Chair

Sir Francis Pettit Smith

The Victoria Regia House at Chatsworth, Eng

Importance of Advertising

Patent Office Decisions - March 7, 1874

United States Circuit Court

Recent American and Foreign Patents - March 7, 1874

Answers to Correspondents - March 7, 1874

Communications Received - March 7, 1874

Canadian Patents - March 7, 1874



  • Letters

    Correspondence - March 7, 1874

  • Recommended

    New Books and Publications - March 7, 1874

  • Departments

    Business and Personal - March 7, 1874

  • Index of Inventions - March 7, 1874

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