Proceedings Magazine - 1881 Vol 7/4/18

Cover Story

I now enter upon the consideration of the fourth topic. As has been already stated, the British government in 1714 offered a reward of £20,000 to any one who should discover the longitude at...

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  • The Coefficient of Safety in Navigation. (Concluded.)
    Prof. W. A. Rogers

    I now enter upon the consideration of the fourth topic. As has been already stated, the British government in 1714 offered a reward of £20,000 to any one who should discover the longitude at sea within thirty miles.

    Two methods were...

  • A Letter from Hon. R. B. Forbes to Prof. W. A. Rogers
    Hon. R. B. Forbes

    Milton, January 10, 1882.

    Prop. W. A. Rogers, Cambridge, Mass.

     

    Dear Sir: I am a member of the Naval Institute, and I have read your interesting paper published in Number 3, Volume 7, of the Proceedings.

     ...

  • Machine Guns
    Lieut. W. W. Kimball

    Machine guns are those engines of war constructed with a view of obtaining by mechanical means, and with a comparatively small personnel for their service, a greater proportional rapidity of discharge of small projectiles than can be produced by...

  • A Modified Monitor, with a New Method of Mounting and Working the Guns
    Ensign W. I. Chambers

    The following paper contains a description of (A) a method of mounting and working heavy guns in small turrets, as invented by myself, and (B) a vessel having the same displacement and general dimensions as the U. S. S. Miantonomoh, fitted with...

  • Wave Motion and the Resistance of Ships
    Prof. J. M. Rice

    Wave Motion.

    1. The trochoidal theory of wave motion, as applied to the surface of a body of water, assumes that each particle in the surface of a wave describes a vertical circle with uniform velocity.

    In the accompanying...

  • Discussion on the Prize Essay of 1881

    The Type of (I) Armored Vessel (II) Cruiser Best Suited to the Present Needs of the United States.

  • Aids in the Practical Work of Navigation
    Albert Ross

    In the last number of the Proceedings of the Naval Institute, a valuable article, entitled Aids to Navigation, attracted my attention, and I would like to add a few aids of minor importance in the practical work of navigation, and to call...

  • Professional Notes

    On Explosives.

    Explosive Gelatine.

  • Bibliographic Notices

    AMERICAN GEOGRAPHICAL SOCIETY.

    Bulletin No. 2, 1881. A cruise along the northern coast of Africa, by Lt. Comdr. H. H. Gorringe, U. S. N.

    ARMY AND NAVY GAZETTE.

  • Naval Institute Prize Essay, 1883

    A Prize of one hundred dollars and a gold medal of the value of fifty dollars is offered by the Naval Institute for the best essay presented, subject to the following rules:


 
 

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