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A Curious Pocketbook

Brick-Making Machine

The American Machinery and Inventions, Wanted Abroad

The Best Christmas Gift

Scientific Traveling Expeditions

Cuca as a Strength Sustainer

Stevenson's Suspension Railway

30-Ton Steam Hammer

The Uchatius Bronze Steel Gun

Producing Cutting Edges for Tools and Instruments

By Joshua Rose


Improved Stand for Smoothing Fabrics

Portable Hoisting Engine

Stoy's Improved Gasket

A Curious Hybrid

The Fringed Birthwort

Notes of the Patent, Decisions of the Courts

Wants and Business Inquiries

Communications Received


  • Departments

    New Books and Publications

  • Index of Inventions

  • Business and Personal

  • Notes and Queries

  • Patents

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