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--

Slip.-Graving Dock. - Coffer Dam. - Floating Dock.-Timbers

used in Ship-building.-Seasoning Timber.-Kyanising and Bur-

nettising.-Bramah's Forcing Pump.-Timber-bending Machines.

-Mechanical Properties of Materials used in Construction. -

Marine Glue, its great adhesive Power.-Strength of Timber-
of Cast Iron.-Transverse Strength of various Materials.-Table
of Experiments on the Transverse Strength of Cast Iron Bars.-
Tensile Strength and Power to resist Compression. - Iron.-Steel.
-Soft Metal. Vulcanised Indian Rubber.-Air Pumps.-Steam

Pipes. Weights, Size, and Specific Gravities of Substances used

in the Construction of Vessels - Bolts and Nails. - Adhesion of

Nail. Mould Loft.- Sheer Drawing. - Sheer Plan. - Half-

breadth Plan. - Body Plan. - Keel. Stem.-Apron.-Knight-

heads.-Stern-post. - Body-post. - A Frame of Timbers.-Dead-

Keelson. - Beams. - Carlings. - Hawse Holes.-Breast-

hooks and Crutches.-Riders-Trussing.-Side Heelsons.-Steps.

— False Keel. — Gripe. -Limbers.-Planking.-Channels.-Bill-

boards. - Cat Head. - Head Knees.-Gammoning Piece.-Decks.

-Riding Bits. Port's Sides. Spindle of the Capstan. - Com-

pressers. Scuppers. - Hawse Bucklers. — Hold. — Magazines.—

Engine Room.-Caulking, Sheathing, and Coppering. - The

Rudder its Chocks.-The Figure Head. -The Pump. - Fire

Engine.-Chain Pump. - Massie's Pump. - Bilge Pumps.-Body

Post and After Deadwood.- Burthen of Ships. Symbols used to

characterise Vessels.-Amount of Materials for a 120-gun ship.

wood.

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Page 26

CHAP. V.

FLOATING.

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Sir

Difficulties in Launching.-The Bombay.-The Sulphur.-The Am-

buscade. Remarkable Triumph in the case of the Gorgon.

Howard Douglass's Rules for estimating Bulk and Buoyant Capa-

cities of Spars. Table of Contents of Round Timber.-Rules for

Measurement of Open Vessels.-Rafts of Ships' Materials.-Rafts

of Trees. Loss of Weight experienced by different Bodies when

immersed in Sea Water.-Specific Gravity—its Meaning.-Rule

to determine the Magnitude of any Body from its Weight and

vice versâ

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64

CHAP. VI.

STOWAGE..

Use of Ballast.-Stability.-Weight of Ballast in former and present
Times. Centre of Gravity. Connection of Centre of Gravity

with Displacement.

Resultant of the Pressure of Water.-Dis-

tribution of Weights. Effect of Trim on Sailing. Natural In-

clination to "hogging." - Problem of Stability. - Ship heeling

under Canvas. - Connection of Stability with Trim and Form. -

Effect produced by moving certain Weights through different

Spaces.-The Water Level. - Dr. Arnott on Fluid Resistance.
Ballast.-Tanks

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Page 77

CHAP. VII.

MECHANICAL POWERS.

-

A Force.-Gravity. -- Direction of a Force. - Velocity. - Power as

distinguished from Strength. Unit of Work. The Motive

Powers augmented, regulated and directed by Machinery.—

Levers.Wheel and Axle.-Capstan. - Leverage. - Patent
Capstan.-Concentrated and diffused Powers.-A Train.-Tackles,
-their Theory. - List of Tackles. — Inclined Plane. — Wedge. -
Screw. Compound Machine. - Crane. - Compound Wheel and

Axle-Friction.-Friction in connection with Blocks

CHAP. VIII.

THE TELESCOPE.

92

Achromatic Telescope.-Composition and Effects of Light.-Lenses.

-Pencil of Rays.-Refracting Telescope.-Composition of Light.

-Object Glass of an Achromatic Telescope

CHAP. IX.

MASTS.

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-

118

Timber used for Masts. Single Tree and Made Masts. Hoops.-
Rubbing Paunch.-Names of different Parts of a Mast.-Knees.
Tressle-trees. - Battens. - Bolsters. Tenon. - Lower Cross

Trees.-Tops. Necklaces.-Lower Caps.-Top-masts. — Mizen-

top-masts.-Top-mast Cross-trees.-Necklace for Hanging-blocks.

-Top-mast Caps.-Fids.-Top Tackles.-Top-gallant and Royal

Masts.-Heels.—Bowsprits.—Bee-blocks. — Gammoning Fish. —

Saddle.-Bowsprit Caps.-Jib-booms.-Yards.-Average Value of

Spars. Weight and Dimensions of Spars.-Masting.-Derricks.—

Mast Strops.-Masting Spars.-Masting and Dismasting with

own Resources.-Handling a Bowsprit.-Neat Performance in the

History of Masting.-Lower Mast Sprung or Wounded.-Bow-

sprits and Lower Yards. The Thetis. - Lightning Conduc-

- 122

tors

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СНАР. Х.

EQUIPMENT: RIGGING.

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-

Manufacture of Ropes.-Yarns.-Strands. Hawser-laid Rope. -
Cables.-Shroud-laid Rope.-Spun Yarn.-Sennit.-Nettle Stuff.-
Foxes.-Reef Points or Gaskets.-Coir Rope.-Splices.-Worming,
Parcelling, Serving and Backing. Throat, Round and Flat
Seizings.-Straps.-Table of Size of Hemp, Chain, and Wire
Rope.-Ditto of Strength of Chain, Hemp, and Wire Rope.-Ditto
of Threads and Weight of Bolt Rope.-Ditto of Number of Threads,
Weights and Strength of Hemp Cables.-Ditto of Number of
Threads and Weight of Hawser-laid Rope, three Strands.-Ditto
of Number of Threads and Weight of Hawser-laid Rope, four
Strands. Ditto of Weight of Tacks.—Signal-halyards.—Blocks.
-Table of Size of Rope Stropping.-Table of Weight of Wooden
Blocks.-Ditto of Size and Weight of Purchase Blocks.-Hooks.—
Metal Blocks.-Thimbles.-Iron Blocks.-Standing Rigging.-
Running Rigging.-Cutting Out.-Mast-head Pendants.-Fore-
most Shroud. Stays.-Rigging Ship.-Placing lower Cross-trees.
-Placing Tops. Taking Turns. - Bowsprit.-Gammonings.—
Man-ropes.-Stage.-Bobstay Collars.-Forestay Collars.-Bob-

stays.-Bowsprit Shrouds.-Cap Bobstay.--Bumpkins.-Setting
up Bowsprits.-Setting up Bobstays.-Rigging a Lower Mast.-
The Cap. Lower Lift Blocks.-Stays. - Turning in Lower
Rigging. Shrouds ends up.-Turning in Cutter Stay Fashion.-
Reeving Lanyards. Setting up Rigging-Stays. — Rattling.
Futtock Rigging. - Comparison of Chain and Rope Gear. -
Getting up Top-masts. — Placing Cross-trees. - Rigging Top-
masts.-Necklace.-Tye Blocks.-Main-top-mast Back Stay.
Lanyards.-Jib Stay.-Topmast Caps.-Span Blocks.-Getting up
Top-gallant Masts.-Top-gallant Rigging.-Trysail Masts.-Jib-
boom.-Jib Traveller.-Funnel.-Foot-ropes. Guys. - Martin-
gale.-Spritsail Gaffs.-Dolphin Striker.-Heel Chains.-Crupper.
-Jib Stay.-Traveller.-Whiskers.-Flying Jib-boom. Page 148

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CHAP. XI.

EQUIPMENT: RIGGING.

Lower Slings.-Jeer Blocks.-Getting Lower Yards in.-Rig Lower
Yards.-Lower Jeer Blocks.-Top-sail Sheet or Quarter Blocks.-
Truss Strops.-Clue Garnet.-Rolling Tackle.-Jackstays.-Foot
Ropes.-Yard Tackle.-Pendants.-Brace Blocks.-Leech Lines.

- Slings.

1

-

Rigging Topsail Yards. — Mizen Topsail Yards. ·

Parrel. Quarter Blocks. Brace Blocks.

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Topsail Lifts.

Rigging Upper Yards.-Lifts and Braces.-Heaving up Lower

Yards. Trusses. - Top-sail Halyards. — Fly-Blocks.- Crossing

Top-sail Yards.-Upper Yard Ropes.-Spanker-boom and Gaff.-

Topping Lifts.-Boom Sheets.-Throat Halyards.-Peak Hal-

yards. Vangs.-Throat Downhauls. Outhauler. Brails.-

Signal Halyards.-Running Rigging.-Jib Halyards.-Flying

Jib Halyards.-Fore-top-mast Staysail.-Main-top-mast Staysail.

-Top-gallant and Royal Staysails.-Main and Fore Staysail.-

Second Jib.-Courses.-Clue Garnets.-Buntlines. Leechlines.-

Fore Bowlines.-Reef Pendants.-Topsails.-Sheets.-Cluelines.-

Reef Tackles. - Topsail Cluelines. - Top-gallant Sails. - Top-

gallant Buntlines. ·

Royals. Fore-top Bowlines. -Main-top

Bowlines.-Studding Sail Gear-Studding Sail Booms.-Fore

Guys. Halyards.-Tripping Lines.-Fore-top-mast Stud-sails.--

Tacks, Sheets, and Downhauls.-Topping Lifts.-Tack and Lower

Halyard. Blacking down

- Page 193

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CHAP. XII.

KNOTS AND SPLICES.

Worming. Serving.-A Short Splice.-Eye Splice.-Long Splice.—

Flemish Eye.-Cut Splice.-Wall Knot.-To Crown a Wall

Knot.-To Double Wall a Wall Knot.-To Double Crown a Wall

Knot.-Stopper Knot.-Shroud Knot.- French Shroud Knot.-

Buoy Rope Knot. - Miscellaneous Knots. - Matthew Walker's

Knot.-Single Diamond Knot.-Double Diamond Knot.-Sprit

Sail Sheet Knot.-Turk's Head.-A Selvagee.-To lengthen a Rope

by additional Strands.-Bends and Hitches.-Grummet.-Round

Seizing. Throat Seizing

217

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CHAP. XIII.

ANCHORS AND CABLES.

Admiralty Anchors. - Porter's and Rodgers' Anchors. - Jury

Anchors.-Mitchel's Screw Anchors.-Chain Cables.-Admiralty

Specification of Chain Cables.-Splicing Tails.—Anchor Shackles.

-Cable Swivels. Cable Shackle.-Admiral Elliot's Splicing

Shackle. Sir Thomas Hardy's Mooring Swivel.-Messenger and

Crane Chains. - Clear Hawse Shackle. -Slip Stopper. - Top

Chains.-Mast-head Slings.-Table of Number and Weights of

Anchors, and Number and Size of Cables and Messengers.-Table

of Splicing Shackles, Mooring Swivels and Chains, as to Weight

and Value.-Rules for finding the Weight of Open-linked Chains.

-To find the Weight that may be lifted by Chains.-Table of

Strain, Size, Value, and Weight of Chain Cables and Anchors.—

Dimensions of Lockers for 200-fathom Chain Cable.-Getting in

Cables.-Getting in Anchors.-Fish Davit.- Fish Block.-Waist

Anchor.- Cat-Block.-Cat.-Stock-Tackle.- Stream Anchors.-

Gangers.-Object of the Buoy.-Hemp Cables

CHAP. XIV.

STORES AND PROVISIONS.

Page 236

Hoisting in Spare Spars.- Getting in Provisions and Stores. - De-

scription, Contents, and Weight of Packages and Iron Tanks..

Empty Casks. Slop Clothing. - Marine Necessaries. - Forage.

-Religious Books. Iron Tanks. — Weight of Provisions and

Stores for a Ship of each Rate

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253

CHAP. XV.

ORDNANCE.

Gun Metal. Parts of a Gun.-Parts of a Gun Carriage.-External

and Internal Appearance of Gun Carriage.-Parts of a Carronade.

-Angle of Dispart.- Sights. - Line of Metal.-Centre of Metal.

-Tangent Scale.-Calibre of a Gun.-Axis of a Piece.-Windage.

-Vents. - Shot and Shell. - Mortars. - Proof Charges of Brass

Guns. Howitzers. - Table of Proof Charges.- Gunpowder.- Its

Component Parts.- Powder Marks.-Cartridges.- Metal Cases.-

Dimensions of Powder Packages. Shell. Metal Fuses. - Blue

Light. Long Lights. - Slow Match. - Port Fires. - Bickford's

Fuse. Signal Rockets.-Congreve Rockets.- Carcasses.-Tubes.

-Gun Cotton. - Lignine. Field-piece Carriages, Table of their

Weight and Dimensions. - Elevation and Plan of 9-pounder

Brass Field Carriage. Weights and Dimensions of Small Arms

in use. -Shot. Canister. - Grape.- Shrapnell Shell.-Getting

in Guns. Duty of the Garnet. - Rigging Yard Purchase. —

Raising Guns

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266

CHAP. XVI.

BOATS.

Material and Value of Boats. - Carvel and Clinker. — Diagonals. —
Chain Slings.-Plug Holes.-Mast Steps.-Weights and Tonnage
of Boats.- Coppering of a 42-foot Pinnace Launch. — Fitting