The shipwright's vade-mecum [by D. Steel].1805 |
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Page viii
... tons ; a Brig of 170 tons : and , a Sloop of 60 tons : together with TABLES of all their principal DIMENSIONS and SCANT- LINGS ; and , also , the Dimensions and Scantlings of Boats .. 254 ARITHMETICAL SIGNS AND CONTRACTIONS MADE USE OF ...
... tons ; a Brig of 170 tons : and , a Sloop of 60 tons : together with TABLES of all their principal DIMENSIONS and SCANT- LINGS ; and , also , the Dimensions and Scantlings of Boats .. 254 ARITHMETICAL SIGNS AND CONTRACTIONS MADE USE OF ...
Page 56
... ton weight of dry elm , of which the specific gravity is 600 oz . or 371⁄2lb . ? lb. lb. in a ton . ft . ft . 37 : 2240 :: 1 : 59.73 , the Content . PROBLEM 2. To find the Weight of a Body from its Magnitude . RULE . As one cubic foot ...
... ton weight of dry elm , of which the specific gravity is 600 oz . or 371⁄2lb . ? lb. lb. in a ton . ft . ft . 37 : 2240 :: 1 : 59.73 , the Content . PROBLEM 2. To find the Weight of a Body from its Magnitude . RULE . As one cubic foot ...
Page 65
... ton , or twenty hundred weight ; but some reckon forty feet of rough or unhewn timber to the load ; for they say , that , as hewn timber is measured by the square , it is very nearly exact ; but rough timber , being measured by the girt ...
... ton , or twenty hundred weight ; but some reckon forty feet of rough or unhewn timber to the load ; for they say , that , as hewn timber is measured by the square , it is very nearly exact ; but rough timber , being measured by the girt ...
Page 138
... TONNAGE . The cubical content , or burthen of a ship in tons ; which is commonly estimated by a fantastical rule , given hereafter , pro- ducing what is denominated the builder's tonnage . The real burthen a ship is to carry , when ...
... TONNAGE . The cubical content , or burthen of a ship in tons ; which is commonly estimated by a fantastical rule , given hereafter , pro- ducing what is denominated the builder's tonnage . The real burthen a ship is to carry , when ...
Page 155
... tons , of which the plans and dimensions are herewith given , is peculiarly adapted to the West India trade ; and has been found to answer so well , that several ships have been built from the draught . PRACTICAL RULES FOR THE ...
... tons , of which the plans and dimensions are herewith given , is peculiarly adapted to the West India trade ; and has been found to answer so well , that several ships have been built from the draught . PRACTICAL RULES FOR THE ...
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Common terms and phrases
afore and abaft aftside angle beams bevellings bitts body plan body-plan bolts bowsprit broad butt cant timber capstan centre of gravity chant Brig cheek construction curve denominator described diagonal line diameter distance draw drawn equal fashion-piece fayed feet floor fore and aft forecastle foremost foreside frame Frigate futtock GUNS GUNS GUNS TONS half-breadth plan hawse-pieces head heel height of breadth horizontal line Inboard inches intersect iron keel keelson knee length likewise logarithm lower deck mast middle line mould Multiply parallel perpendicular placed plank Plate ports rabbet rail ribband rising line Royal Navy rudder sail SCANTLING scarphs Sheer Draught sheer plan sheer-plan ship's Sloop specific gravity spots square stem stern stern-post strakes sweep Table of Dimensions taffarel thick thwartship TONS TONS 74 TONS TONS TONS top-timber line topside treenails trimmed underside upper deck upper edge upperside vessel VULGAR FRACTIONS water lines wing transom
Popular passages
Page 44 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 41 - Or, to take a case yet stronger, when it is affirmed, that " the area of a circle is equal to that of a triangle having the circumference for its base, and the radius for its altitude...
Page 25 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Page 21 - To find then the logarithm of a vulgar fraction, subtract the logarithm of the denominator from that of the numerator.
Page 47 - To the length of the edge add twice the length of the back or base, and reserve the sum; multiply the height of the wedge by the breadth of the base; then multiply this product by the reserved sum, and onesixth of the last product will be the contents.
Page 50 - A SPHEROID is a solid, generated by the revolution of an ellipse about one of its diameters. If the ellipse revolves about its longer or...
Page 14 - In the same manner multiply all the multiplicand by the inches, or second denomination, in the multiplier) and set the result of each term one place removed to the right 'hand of those in the multiplicand. 4.
Page 17 - Find the greatest square in the left period, and place its root at the right; subtract the square of this root from the first period, and to the remainder annex the next period for a dividend.
Page 250 - ... the length shall be taken on a straight line along the rabbet of the keel, from the back of the main stern-post to a perpendicular line from the fore part of the main stem under the bowsprit, from which subtracting three-fifths of the breadth, the remainder shall be esteemed the just length of the keel to find the tonnage; and the breadth shall be taken from the outside of the outside plank in the broadest part of the...
Page 21 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.