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Improved Sawing Machine

Rifled Ordnance at the World's Fair

Notes on Military and Naval Affairs

A Great Prize Shooting Match--New French Rifle

Census Statistics of 1860

Miscellaneous Summary

Valuable Receipts

Water Power for Shipping Ports

The Industrial Condition of the United States in 1860

An Opening for a Great Discovery

The London Exhibition--Awards to American Exhibitors

The Photographic Art a Blessing to the World--Cartes De Visites

The Manufacture of Leather Cloth

Recent American Inventions - August 9, 1862

Recent Foreign Inventions - August 9, 1862

Patent Claims - August 9, 1862

To Our Readers


  • Letters

    Correspondence - August 9, 1862

  • Departments

    Notes and Queries - August 9, 1862

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