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The Peerless Steam Engine

Improved Bench Plane

Improvements in the Postal Service

A Popular Project

The Best Way to Encourage Invention

The Phonograph

Astronomical Notes

By Berlin H. Wright

Tree Waste and its Sequence

A Large Sugar Mill

Independent Jaw for Lathe Chucks

The New Otto Gas Engine


Plant Mind

[For the Scientific American.]

The Progress of Astronomical Photography

The New Egyptian Cotton

Wild Beast Exterminators Wanted

Improved Saw Mill Dog

Improved Feed Regulator for Boilers

Cleopatra's Needle

Dobbin's Improved Harrow

Improved Tricycle

Sea Beans

Notes of Patent Office Decisions

Communications Received


  • Departments

    Business and Personal - March 30, 1878

  • Notes and Queries - March 30, 1878

  • Patents - March 30, 1878

  • Index of Inventions - March 30, 1878

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