United States Naval Institute Proceedings, Томови 3-4U.S. Naval Institute, 1877 |
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Страница 53
... feet ( 60 calibers ) . 15 lands and grooves , each 0. " 83776 wide . Grooves 0. " 075 deep . The rifling commences at 10 " , from the bottom of the bore . After rifling , the tube is fine turned to fit the casing . The dimen- sions of ...
... feet ( 60 calibers ) . 15 lands and grooves , each 0. " 83776 wide . Grooves 0. " 075 deep . The rifling commences at 10 " , from the bottom of the bore . After rifling , the tube is fine turned to fit the casing . The dimen- sions of ...
Страница 67
... feet long with three transoms or cross pieces of different lengths sliding upon it ; the first of these was twelve inches , the second six , and the third three inches , in length ; the long piece or staff was graduated to degrees by ...
... feet long with three transoms or cross pieces of different lengths sliding upon it ; the first of these was twelve inches , the second six , and the third three inches , in length ; the long piece or staff was graduated to degrees by ...
Страница 74
... feet of timber , billions of feet are annually sold in the United States . In 1855 lumber sold for about $ 18 per M .; in 1860 , for $ 24 ; and in 1865 for $ 45 , ( Hunt's Merchant's Mag . Feb. '66 , p . 106 ) . Excellent authority ...
... feet of timber , billions of feet are annually sold in the United States . In 1855 lumber sold for about $ 18 per M .; in 1860 , for $ 24 ; and in 1865 for $ 45 , ( Hunt's Merchant's Mag . Feb. '66 , p . 106 ) . Excellent authority ...
Страница 83
... feet high , placed with its lower end in a solution of acetate ( pyrolignite ) of iron of specific gravity 1.056 , absorbed about ten feet cubic in six days . Afterward the method was modified by applying a rubber cup to the larger end ...
... feet high , placed with its lower end in a solution of acetate ( pyrolignite ) of iron of specific gravity 1.056 , absorbed about ten feet cubic in six days . Afterward the method was modified by applying a rubber cup to the larger end ...
Страница 6
... feet and inches , Length on the load water line in feet , Depth of hold from throat of gun - deck , in feet and inches , 271-6 253 . 23-4 Draught of water at launching forward , 10-21 14-41 { at 20 feet , 8t in . draught , } 22.8 3900 ...
... feet and inches , Length on the load water line in feet , Depth of hold from throat of gun - deck , in feet and inches , 271-6 253 . 23-4 Draught of water at launching forward , 10-21 14-41 { at 20 feet , 8t in . draught , } 22.8 3900 ...
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A. T. MAHAN altitude apparatus astrolabe barometer battery battle berth deck bilge boats boilers bore bottom breech breech-loader Cape Cape Horn Captain carbon cast cast-iron chart coast coil Commander compartment compass cylinder depth detonation diameter distance drum energy engine explosion fathoms feet fire fleet French friction Greytown groove gun deck gun-cotton hammock heat hole hundred fathoms inch instrument iron lake Nicaragua latitude length longitude means mercury meridian method miles motion muzzle NAVAL INSTITUTE navigation Navy Nicaragua oxygen passed phosphorus pipe piston port pounds preservation pressure projectile pulley pumps rear reel rifle rope Royal Navy sail screw shaft ship shot side sinker sounding sounding line spar steam steel studs tactics thousand fathoms tion triarii triremes tube turn Tuscarora U.S. NAVAL ACADEMY UNITED STATES NAVAL valve vessel weather wedge weight welding wind wire wood