Page:Encyclopædia Britannica, first edition - Volume I, A-B.pdf/689

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XXX (579) XXX

BOM B O L ( 5/9 ) BOLOGNA, a city of Italy, fifty rmles north of Flo. argued, the ftudents firft began to argue it, and after rence. It is about five miles in circumference, and is them the barrifters. It was inferior to mooting. See remarkable for its magnificent churches an$} monaite- Moot. ries, as well as for its univerfxty, which is 0one of the BOLTON, a market-town of Lancafltire, about twen-0 miles north-eaft of Liverpool; W. long. 2 molt confiderable in Europe; E. long. 11 40', and ty-feven 10 , and N. lat. 530 35'. N. lat. 440 30'. BOLUS, an extemporaneous form of a medicine, foft, BOLOGNE. See Boulogne. BOLONIAN is a fulphureous kind of (lone, a- coherent,, a little thicker than honey, and the quantity bout the bignefs. of a walnut, found near Bologna; of which is a little morfel or mouthful; for which which, when duly prepared by calcination, makes a reafon it is by fome called buccella. Whatever is fit for internal ufe, either by itfelf, or Ipecies of phofphorus. See Phosphorus. BOLS£NN*A, a town of the pope’s territories in Italy, when mixed with other fubftances, provided it is caabout forty-five miles north of Rome, at the jiorth0 pable of the above mentioned confiftence, is a proper end of a lake to which it gives name ; E. long. 13 material for the compofition of a bolus. Such are foft fubftances more or lefs thick, as conferves, electuaries, 45', andN. lat. 42 9 40/. BOLSLAW, a town of Bohemia, fituated on the ri- robs, pulps, extracts; fyrups and liquid fubftances, as oils, fpirits, eflences, elixirs, fyc. The dofe of bover Sizera, 0about thirty miles north-eaft / of Prague; lus may be extended from one dram to one dram and E. long. 14 45', and N. lat. 50° 24 . BOLSTERS of a fuddle, thofe parts of a great faddle a half, or two drams. which are raifed upon the bows, both before and be- BOLZAS, a fort of ticking which comes from the Eafthind, to hold the rider’s thigh, and keep him in a right Indies. pofture. BOMAL, a town of Luxemburg, in the Auftrian NetherBOLSWAERT, a town of Weft Friezland, in the U- lands, fituated on the river Ourt, about 20 miles fouth nited Provinces, about0 eighteen miles fouth-weft of of Liege; in j° 30' E. long, and 50° 20' N. lat. Lewarden; E. long. 5 20', and N. lat. 53° io'. BOMB, in military affairs, a large fhell of caft iron, BOLT, among builders, an iron faftening fixed to doors having a great vent to receive the fufee, which is made and windows. They are generally diftinguiftied into of wood. The fiiell being filled with gunpowder, the three kinds, viz. plate, round, and fpring bolts. fufee is driven into the vent or aperture, within an. Bolts in gunnery are of feveral forts; as, 1. Tran- inch of the head, and faftened with a cement made of fum bolts, that go between the cheeks of a gun-car- quick-lime, afires, brick-duft, and fteel-filings, worked riage, to {Lengthen the tranfums. 2. Prife-boks, together in a glutinous water; or of four parts of the large knobs of iron on the cheeks of a carriage, pitch, two of colophony, one of turpentine, and one which keep the hand-fpike from Aiding when it is poi- of wax. This tube is filled with a combuftibie matter, zing up the breech of a piece. 3. Traverfe-bolts, made of two ounces of nitre, one of fulphur, and three the two ftiort bolts that being put one in each end of a of gunpowder duff, well rammed. To preferve the mortar-carriage, ferve to traverfe her. 4. Bracket- fufee, they pilch it over, but uncafe it when they put bolts, the bolts that go through the cheeks of a mor- the bomb into the mortar, and cover it with guntar, and by the help of quoins keep her fixed at the power dull; which having taken fire by the flafh of the given elevation. And, 5. Bed-bolts, the four bolts powder in the chamber of the mortar, burns all the time the bomb is in the air ; and the conipofition in that faften the brackets of a mortar to the bed. Bolts in a ftiip are iron pins, of which there are fe- the fufee being fpent, it fires the powder in t^ bomb, veral forts, according to their different makes and ufes.. which burfts with great force, blowing up whatever is Such are drive-bolts, ufed to drive out others. Ray- about it. The great height the bomb goes in the air, bolts, with jags or barbs on each fide, to keep them and the force with which it falls, makes it go deep infrom flying out of their holes. Clench-bolts, which to the earth. are clenched with rivetting hammers. Forelock-bolts, Bomb-che st, a kind of cheft ufually filled with bombs, which have at the end a forelock.of iron driven in, to fometimes only with gunpowder, placed under ground keep them from ftarting/ back. Set-bolts, ufed for to tear it and blow it up in the air,, with thofe who forcing the planks, and bringing them clofe together. ftand on it. It was fet on-fire by means of a fauciffe Fend or fender-bolts, made with long and thick heads,, faftened at one end, but is now much difufed. and ftrucL into the uttermoft bends of the {hip, to fave Bomb-battery. See Battery. her fides from bru fes. And ring-bolts, ufed for bring- BOMBARD, a piece of ordnance anciently, in ufe, exing to of the planks, and thofe parts whereto are faft- ceedingly fliort and thick, and with a very large mouth. ened the breeches and tackles of the guns. There have been bombards which have thrown a ball of Bolt of canvas, in commerce,, the quantity of twenty- 500 pound weight.. They made ufe of cranes to load eight ells. them. BoLT-ra/ie. See Rope, The bombard is by fame, called and by the BOLTING, a term formerly ufed in our inns of court,, Dutch, dondtrbufs. for the private arguing of caufes. An ancient and two BOMBARDIER,, a perfon employed about a mortar. barrifters fat as judges; and three ftudents, bringing His bufiriefs is to drive the fufee, fix the ftitll, load each a cafe, out of which the judges chofe one to. be and fire the mortar. BQM-