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Club shackle, 621
Clump blocks, 591
Coal, 680
Coefficient a, 8, 45, 47, 48, 54

B, 10, 45, 47, 48, 57
8 (fineness), 7, 45, 47, 48,

75
g (gravity), 48

i (inertia), 49
Coir rope, 589
Collars, beams, 376

bulkhead, 365, 383
Collision bulkhead, 383
Columns, built, 377

strength of, 302–311
Compressive stress, 280
Cone brake for gantry, 544-548
Constants, admiralty, 262, 263
Corner angles, hatch, 380
Correction for variations (freeboard),

93
Cotton rope, 589
Countersink, Lloyd's, 335

point rivets, 487
Coupling bolts, 355, 361

palm (rudder), 355, 356, 361
Covers, hatch, 381
Cowl ventilators, 557-558
Cowls, weight of, 559
Crane hooks, 429
Cranes, dimensions of anchor, 406-

411
notes on anchor, 412

stresses on, 402-404
Cross curves of stability, 42
Cubic centimetres into cubic inches,

732
decimetres into cubic feet, 732
feet into cubic decimetres, 732
inches into cubic centimetres,

732
metres into cubic yards, 730

yards into cubic metres, 730
Cut frames, 365
Cypress, 680
8, coefficient, 7, 45, 47, 48, 72
Davit heads, 448
Data, Kirk's analysis, 153-157

launching, 161, 162

steamers, 276, 277
Davits, Board of Trade Rules, 445–

447
diameters of, 449
mallory, 433, 436, 437
mine, 440,
rotating, 433
screw gear, 442
swan-neck, 437, 438

Welin, 443
Deck girders, 376

Deck seats, 509-511

line, 86
Declivity of ways, 162
Deductions for erections (freeboard),

93
Deep framing, 366
Department of agriculture regula-

tions, 171
Derrick rigging, 604, 605
Design, 44-63
Designing the bossing, 58, 59
Details of fittings, 389

of standardizing, 389

of structure, 350
Details, the preparation of, 391
Diagram of bilge diagonals, 55
Diagram of L. W. L. half-breadths, 56
Diamond wire rope blocks, 420, 421
Dimensions for freeboard, 73

for tonnage, 667
Disc friction brake, 547
Displacement, 1, 6, 24, 25

sections, 4
sheet by Tchiby-

scheff's rule, 24
Displacement table, 6, 24
Distances from colon, 721
Division boards, cattle, 172
Donkey boiler, 655
Doubling plates, 379, 388
Doublings at breaks, 388, 389

at hatchways, 379
€, relation coefficient, 47, 48
Earth, 680
Ebony, 680
Effect of form of waterline, 34-37
Effective horse-power, 270-271
Elasticity, 280
Elements of angles, 313-314

of bulb-angles, 315
of circular sections, 293
of coefficients for various

types, 44, 47, 48
of deck beams, 316, 317
of marine engines, 60, 61
of sections, 284, 285
of tee bars, 318, 319

of zee bars, 320, 321
Elm, 680
Elswick guns, 560-562
Emergency chains, 356
Emery, 680
End floors, 367
Engine room lengths, 63
Engines, elements of marine, 60, 61
Equipment, 607–625

Lloyd's, 607, 610

numerals, 608, 609
Explanation of tables of metacentres,

31-33

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Exponent of logarithm, 783
Eyebolts, standard, 454
Eyes, pad, 468

worked, 503
Factors, useful, powers and roots, 700

of safety, 282, 283
Fairing the bossing, 58, 59

the oxter, 62

plate lines, 384, 385, 387
Fairleads, proportions of, 455

weight of, 455
Falls, cargo and purchase, 580, 604,

605
Feet to metres, 726
Fiddle blocks, 590
Figureheads and lacing pieces, 52
Fir, 680
Fitting of pillars, 379
Fittings, details of, 389

weight of cattle, 172

weight of horse, 173
Fixed terminals, exhaust pipes, 554
Flagging, 680
Flanges, lead pipe, 456

standard pipe, 457

ventilation, 458
Flanged floors, 368, 369
Flat plate keels, 351, 352
Flexible steel wire ropes, 578-580
Flint, 680
Floor brackets, 369, 370
Floors, 368, 369

at ends, 369
channel, 369
flanged, 368, 369
in inner bottom, 370
ordinary, 369

watertight, 369
Flush deck vessel, 109, 112
Footboards, cattle, 172
Footlocks, cattle, 172
Footpounds into kilogrammetres, 736
Foot tons into tonnes-metres, 737
Foreign weights and measures, 706-

710
Formulæ for the circle, 744-750
Fractions, squares, cubes and fourth

powers, 699, 700
Frame doublings, 363, 364, 365

riveting, 347
Framing, 364, 365

of superstructure, 364, 365
Franklin Institute standard bolts, 427
Freeboard, 73-152

examples, 77
marks, 111
tables, note on, 86

tables, 87, 115
Freeboards for awning deckers, 99,

133

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Gaff mountings, 519–522
Garboard strake, 350, 351
Germanischer Lloyd's, rudder for-

mula, 168
Gin blocks, 591
Glands, stuffing boxes and, 523
Glass, 681
Gold, 681
Grains into grammes, 735
Grammes into grains, 735

into ounces, 735
Granite, 681
Graphite, 681
Greenheart, 681
Gudgeons, 352, 353, 359
Gum, 681
Gun tackle purchase, 599
Guns and mountings, weight of, 560-

573
Gunmetal, 681
Guys, 604, 605
Guy purchase, 604, 605
Gypsum, 681
Hall anchors, 296, 397
Hand wheels, standard, 459, 460
Hatch, balanced armor, 415, 416

cleats, 380
corner doublings, 380
covers, 381
edges, 381
fore and afters, 381
lashing rings, 381

wedges, 381
Hatches, 379
Hatching, standard sectional, 392
Hawse pipes, proportions of, 462

pipes, weight of, 463
Hawthorn, 681
Hay, 681
Hazel, 681
Headboards, cattle, 172
Hectares into acres, 731
Heel bearing of rudders, 356

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Kilogrammes into pounds, 734

per sq. cm. into lbs. per

sq. inch, 733
Kilogrammetres into foot-pounds, 736
Kilometres into sea miles, 727

into statute miles, 727
Kirk's analysis, 153-157
Knees, beam, 372, 373, 375

bracket, 373
Krupp guns, 568, 569

Heels, stanchion, 379
Hemlock, 681
Hemp cordage, 588

rules for strength of, 588
Hold pillars, 377–379
Holes through shell, 386, 387
Hollow pillars, weight of, 231
Hood end plates, 353, 389
Hooks, various, 464

cargo, 465
swivel, 466
trip, 467
for blocks, 592
for catting, 430
crane, 429
match, 592

sister, 592
Hornbeam, 681
Horse fittings, weight of, 173

stalls, 172
Horse-power into cheval vapeur, 736
Houseline, 589

I section, weight of, 205-210
Ice, 681
Immersion, passing from salt to fresh

water, 9

tons per inch, 8
Inch, graphic division of the, 393
Inches to centimetres, 726
India rubber, 681.
Indicated horse-power, 271, 277
Inertia coefficient, 17, 44

moment of, 281, 284, 285, 287,

288, 291, 292, 293
moment of for circular sec-

tions, 292, 293
Inglefield anchors, 400
Inner bottoms, 370
Inspection laws, American and British,

634-655
Intercostal plates, 382
Interlocking rubber tiling, 681
International rules, 1897, 656-662
Iron, cast, 681

wrought, 681
Ironwood, 681
Ivory, 681

Laburnum, 681
Lacing pieces, 52
Lancewood, 681
Landings, 388
Larch, 681
Lashing rings, 381
Launching, 159, 161

curves, 159, 161
data, 160, 161

periods, 159
L. W. L. area of, 8, 45, 47, 48, 54
Lead, cast, 681

sheet, 681
Least radius of gyration of various

sections, 284, 285, 295
Ledges, hatch, 381
Lewis bolt, 471
Lifeboats, 633–655
Life-floats, 650
Life-preservers, 644, 645, 651
Life-rafts, 643, 650
Lifting rings, 381
Light screens, 657
Lightening holes, 246
Lignum vitæ, 681
Lime, 681
Limestone, 681
Lime wood, 682
Liners, 370

at overlaps, 388

bulkhead, 384
Linoleum, 682
Litres into U. S. gallons, 729
Lloyd's equipment rule, 607

riveting table, 336

rudder formula, 166
L. M. C. by Tchibyscheff's rule, 28, 29
Load draught diagrams, 108, 113

line diagram, 56

line half breadths, 53
Logarithms of numbers, 782-807

of important numbers,

807
Longitudinal metacenter, 16, 17, 28,

29, 31, 34, 45
Longitudinals, 383
Lucania, Tchibyscheff sections for,

23
Luff tackle purchase, 599

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Jackwood, 681
Jogging, 387
Johnson's formula for columns, 296

formula for steel hulls, 176
Keel doublings, 353

scarphs, 351
Keels, 351, 352
Keelsons, 382, 383
Kenter shackle, 623
Keys and key ways, 461

plug cock, 476

[blocks in formation]

T, 744

Mahogany, 682
Manholes in inner bottoms, 370
Manila ropes, 586-589
Mantissa of logarithm, 783
Maple, 682
Marble, 682
Margin plate in tanks, 388, 389, 390
Marine engines, elements of, 60, 61
Marline, 589
Mathematical tables, 724-807
Metacentre, longitudinal, 16, 17, 28,

29, 31, 34, 35
transverse, 13, 30, 33, 36,

37, 45
Metres, into feet, 726

into yards, 730
Metric system, 725

tons into tons, 734
Mica, 682
Middendorf's method, 271
Midship section area, 10
Mid. area coefficient B, 10, 45, 47, 48
Millimetre, 725
Mitre gear, formula for, 406
Modulus of elasticity, 280
Moment of inertia, 256, 281, 284, 285,

287, 288, 291, 292, 293
of inertia of circular sec-

tions, 292, 293
of inertia of waterline coeffi-

cients, 49
of inertia of water plane, 14
of resistance, 282, 284, 285,

287, 289, 291, 292
to alter trim one inch, 19

to change trim, 17
Monkey forecastle, 109
Mooring anchors, 624, 625

pipes, 474

swivel, 612
Mortar, 682
Multipliers for subdivided intervals, 3

for Tchibyscheff's rule, 22
Mushroom mooring anchors, 624, 625
Muntz metal, 682
Natural sines, 738–742

trigonometrical functions,

738-742
Nautical mile, 701
Neutral surface, 282, 283
New York Yacht Club racing rules,

672-678
Nickel, 682
Nitric acid, 682
Norman head, 354
Notes on wire rope, 308, 309
Numbers, logarithms of, 782-807

powers and roots of, 751-

782
Nuts, U. S. standard, 426, 427

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Pad eyes, standard, 468, 469

eyes, reversible, 470
Paper, building, 682
Parcelling and serving, 585
Parson's turbines, 60
Pens, cattle, 171

sheep, 172
Permanent set, 281
Petroleum, refined, 682

Texas, 682
Pewter, 683
Phosphor bronze, 682
Physical properties of timber, 305
Pillar heads and heels, 378
Pillars, hold, 377–379

pipe, 299

weight of tubular, 244
Pins, belay, 414

moments on, 322, 323

standard toggle, 525
Pine, Georgia, 683
Pintles, 353, 355, 360
Pipe, 300-303, 378, 379
Pitch, 682
Pitch pine, 683
Plate lines, 385
Plating, shell, 384-389
Platinum, 683
Plough steel, 575
Plug cock, keys, 476
Plumbago, 683
Poop, 109
Poplar, 683
Pounds per sq. inch into atmospheric

pressure, 733
per sq. inch into kilogrammes

per sq. cm., 733

into kilogrammes, 734
Powers and roots of numbers, 751-

782
Pressed plate chocks, 365
Pressure on dog-shores, 164

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Pressure of water at various heads, Rope, cotton, 589
693

wire, 575
Prismatic coefficient, 10, 45, 47, 48

end fittings, 584, 585
Proof load for chain, 310

Ropes, 586-589
of Simpson's rule, 3

rigging and, 575–605
of strength, 279

Round bar, weight of, 211
Propeller brackets, area of, 169, 170,

of beam (freeboard), 97
362
struts, 168-170, 362, 363

Rudder, area, 165, 166
struts, Simpson's formula,

arms, 355
168

balanced, 166, 357
Proportions of chain slips, 513

cast steel, 356
of towing bitts, 504

coupling bolts, 355, 361
of ventilating cowls, 558

coupling palm, 355, 356, 361
of ship's bells, 413

carriers, 358, 359, 360

emergency chains, 356
Quartz, 683

heel bearing, 356

tail plates, 360
Radius of gyration, 282

trunks, 360
Rail half breadths, 53

post, 354
Raised quarter deck, 109

stock, 166, 167, 168, 355
Range lights, 658

Rule for moment to alter trim, 19
Ratlines, 585

for moment to change trim, 17,

18
Reels, length of, 589
Regulations, Board of Trade, 634-645

for ordering rivets, 345
Dept. of Agriculture, 171 for pressure on dog shores, 164
U. S. Inspection, 646–

for pressure on rudder, 165
655

for prismatic coefficient, 10, 45
Relation coefficient, 45, 47, 48

for propeller struts (Simpson's),
of the coefficients to one

169
another, 47

for radius of gyration, 282, 284,
Resilience, 280

285, 291, 294
Resistance of framing, 364

for racing yachts (N. Y. Y. C.),
moment of, 282, 284

672-678
of ships, 262,275

for relation coefficient, 45
form of least, 271-275

for riveting (Lloyd's), 340
skin, 264–266, 271

for row boats, 626
wave-making, 264–266,-

for rudder area, 165
271

for rudder stocks, 165-168
Reverse frames, 365–366

for sail area, 628
Rigging, derrick, 604, 605

for sea anchors, 495, 650
and ropes, 575–605

for size of blocks, 591
standing, 575

for shackles, 325, 326
chain, 593

for spectacle frames, 170
ropes, 578-581

for speed and power, 263, 266,
screws, 526, 527

267, 268, 269, 270, 271
Ring plates, 493

for strength of hemp, 588
Rings, proportions of, 479–487

for strength of manila, 587
wrought iron, 478

for steamships (British), 634-
Riveting of boss, 353

645
U.S. Navy standard, 328

for steamships (American), 646–
Lloyd's, 340

655
strength of, 342-347

for stresses on anchor cranes, 411
Rivets, standard, 338

for tackles, 602, 603
ordered lengths of, 488–492

Tchibyscheff's, 21, 25, 41
Roots and powers of numbers, 751-

for tons per inch, 8
782

for twisting moments on rud-
Rope, coir, 589

ders, 166
hemp, 586, 588

for wetted surface, 157, 158
manila, 586, 587

for area of water plane, 7
small stuff, 589

B. M., 16, 45

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