"Riding-boom. A boat-boom or long spar working in a hinge or goose-neck, designed to be lowered from abreast the fore-rigging to a horizontal position at right angles with the keel of the vessel ... a, life-line; b, lift; c, riding-boom; d, rope ladder; e, outhaul; f, after-boom guy." -Whitney, 1911

Riding Boom

"Riding-boom. A boat-boom or long spar working in a hinge or goose-neck, designed to be lowered…

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals of which the length may be ten or more times as great as the width." —The Encyclopedia Britannica, 1903

Calc-spar

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals of which the length may be ten…

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals." —The Encyclopedia Britannica, 1903

Calc-spar

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals." —The Encyclopedia Britannica,…

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals." —The Encyclopedia Britannica, 1903

Calc-spar

"Calc-spar occurs at a Scottish locality in acicular pyramidal crystals." —The Encyclopedia Britannica,…

To tie a clove hitch, first pass the end 'a' around a spar, and cross it over 'b'. Pass it around the spar again, and put it through the second bight (Fig. 1). This is a knot that is very useful and safe. For making a line fast to a bollard, the whole process can be quickly done by an expert by merely throwing two loops, placed rightly, over the top of the bollard, and pulling taut (Fig. 2).

Clove Hitch

To tie a clove hitch, first pass the end 'a' around a spar, and cross it over 'b'. Pass it around the…

To tie a fisherman's bend, take two turns round a spar, then a half hitch round the standing part, and between the spar and the turns, and lastly, make a half hitch round the standing part.

Fisherman's Bend

To tie a fisherman's bend, take two turns round a spar, then a half hitch round the standing part, and…

"Gaff. B, boom; CC, cheeks; G, gaff; M, mast; P, peak; T, throat or jaw. Nautical, a spar used to extend the upper edge of fore-and-aft sails which are not set on stays, as the mainsail of a sloop or spanker of a ship." -Whitney, 1911

Gaff Rig

"Gaff. B, boom; CC, cheeks; G, gaff; M, mast; P, peak; T, throat or jaw. Nautical, a spar used to extend…

"Garland lashed on a lower mast. A large rope strap or grommet lashed to a spar when hoisting it on board." -Whitney, 1911

Nautical Garland

"Garland lashed on a lower mast. A large rope strap or grommet lashed to a spar when hoisting it on…