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Improved Steam Wheel

A Curious History of an Old Inventor

The Preservation of Learning

The Blue Glass Epidemic

Publishers' Notice to Mail Subscribers

American Inventive Progress

On Keeping an Index

Exhibition of Microscopes

New French Woodworking Machines

Straightening Metal Plates

Stone-Working Implements

Improved Vehicle Springs

New Lubricant-Testing Machine

Some Members of the Lizard Family

Astronomical Notes

The Separation of Cobalt from Nickel by Colorimetric Test

By Leonidas Schuch

New York Academy of Sciences

New Agricultural Inventions

Recent American and Foreign Patents


New Woodworking and House and Carriage Building Inventions

New Miscellaneous Inventions

New Household Inventions

Communications Received


  • Communications

  • Departments

    New Books and Publications

  • Business and Personal

  • Notes and Queries

  • Index of Inventions

  • Patents

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April 07, 1877

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