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Fibers and Fiber Culture

Position of the Planets in August

Edison Dynamo and Motor

A Light and Simple Fence Machine

A Railway Train Time Register

The United States Drilling Scow General Newton and the Removal of Diamond Reef, New York Harbor

Fossil Patents

By T. Graham Gribble


  • Letters

    Correspondence- August 1, 1891

  • Recommended

    New Books and Publications- August 1, 1891

  • Departments

    Business and Personal- August 1, 1891

  • Notes and Queries- August 1, 1891

  • Recently Patented Inventions- August 1, 1891

  • Index of Inventions- August 1, 1891

  • To Inventors- August 1, 1891

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