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List of Patent Claims

Issued from the United states Patent Office

Avery's Patent Platform Horse Power

A Geological Curiosity

The First Inventor of Steamboats

Patent Soap

Improvement in the Safety Lamp

Paines Atmosphheric Light Patent

To Our Subscribers—End of Volume Six

Some Poisons and their Antidotes

Short Conversations on Mechanics—No. 6


Substitute for Hops in Making Beer

Subscribers and Regularity of Mails

Back Numbers and Volumes


Inverted Locomotion



American Yachts

Postage on Books

New Prospectus

Inventors and Manufacturers

New Edition of the Patent Laws

Fire Annihilator

Scientific American for Binding

Patent Claims

Behold They Come

To Remove Stains from Mourning Dresses


  • From the Editor

    To Correspondents--Our Index, & c

  • To Correspondents

  • Reviews

    Literary Agency

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