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Improved Breech-Loading Cannon, The Muzzles of Rifles and Rifled Cannon

Change of Mail Day

The War

Historical Sketch of Firearms in Europe

Union and Secession

New Military Work

Cotton and the War

T-Rail Shellproof Gunboats

Rifling Old Smooth-Bore Cannon

Opinions about Learning to Shoot—The Position

Shot and Shell

Recent American Inventions

Opinions of the Twist and Proportions of Rifles

Patent Claims - June 1, 1861

To Our Readers


  • Letters

    Correspondence - June 1, 1861

  • Departments

    Notes and Queries - June 1, 1861

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June 01, 1861

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