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 B L U ( 575 ) BOA 'Ta write cn paper or parchment ivitb J3 L u E' ink. Grinds ’B-lwe-Japan. Take gum-water, what quantity you: blue with honey, then temper it with glair of eggs, or pleafe, and white lead a fufficient quantity ; grind them well upon a porphyry; then take ifinglafs lize what gum made of ifmglafs. Blueing of metals is performed by heating them in the quantity you pleafe, of the find! and bell fmalt a fuffire, till they afiume a blue colour; particularly prac- ficient quantity, mix them well; to which add, of tifed by gilders, who blue their metals before they your white lead, before ground, fo much as may give it a fufticient body ; mix all thefe together to the conapply the gold and filver leaf. To dye fins Blue. Boil elder-berries or dwarf-elder, filtence of a paint. then imear and walh the Ikins therewith, and wring TdLUE-^o/r/e, in botany. See Cyanus. them out; then boil the berries, as before, in a folu- Blue-c«/>, in ichthyology. SccSalmo.' tion of alum-water, and wet the flcins in the fame man- V>i.we.-mantle, in heraldry, the title of a pourfuivant at ner once or twice ; dry them, and they will be very arms. BLUFF-HEAD, among failors. A fliip is faid to be blue. Dyers Blue is one of their fimple or mother-colours, bluff-headed, that has an upright Hern. ufed in the compofition of others. It is made of BLUNDERBUSS, a ftiort fire-arm with a wide bore, woad, indigo, and a paftel brought from Normandy. capable of holding a number of bullets at once. Some dyers heighten their blue, by adding Brafil and BLUSHING, a fuffufion, or rednefs of the cheeks, excited by a fenfe of lhame, on account of a confcioufother woods. Blue for painting or flaining of glafs. Take fine nefs of fome failing or imperfection. white fand twelve ounces, zaffer and minium of each B MI, in mufic, the third note in the modern fcale. See three ounces; reduce them to a fine powder in a bell- Scale and Music. metal mortar; then putting the power into a very B MOLLARRE, or Molle, one of the notes of the ftrong crucible, cover it. and lute it well, and, being fcaje of mufic, ufually called foft or flat, in oppofition dry, calcine it over a quick fire for.an hour; take out to b quandro. See B Quandrp. the matter and pound it; then to fixteen ounces of BOA, in zoology, a genus of ferpents, belonging to the this powder add fourteen of nitre powder; mix them order of amphibia. The characters of this genus are, well together, and put them into the crucible again ; that the belly and tail are both furnithed with fcuta. cover and lute it, and calcine for two hours on a The fpecies are ten, viz. i. The contortrix, has 150 fcuta on the belly, and 40 on the tail; the head is very ftrong fire. Pruffian Blwe. This blue- is next to ultramarine for broad, very convex, and has poifon-bags in the mouth, beauty, if it be ufed in oil : This colour does not but no, fang, for which reafon its bite is not reckoned grind well in water. poifonous : The body is alh-coloured, interfperfed Blue bice is a colour of good brightnefs, next to Prufiian with large dulky fpots; and the tail is about a third blue ; and alfo a colour of a body, and will flow pret- of the length of the body. This ferpent is found in ty well in the pencil. Carolina. 2. The canina, has 20.3 fcuta on the belSaunders Blue is alfo of very good ufe, and may ferve ly, and 77 on the the tail; it is greenifli, and variegaas a fiiade to ultramarine or the blue bice, where the ted with white belts. It is. a native of America, and fhades are not required to be very deep, and is of it- lodges in the hollow-trunks of trees, and is about two felf a pleafant blue, to be laid between the light and feet long. The bite of the canina is not poilbnops. ftiades of fuch a flower as is of a mazarine blue. 3. The bipnale, is of a dull yellow colour, and is J fine Blue from Mr Boyle. Take the blue leaves of found in Afia. It has 179 fcuta on the belly, and 120 rue, and beat them a little in a Hone mortar with a on the tail.—4. The conllriCfor, has 240 fcuta on ■ wooden peflle; then put them in water, juice and all, the belly, and 60 on the tail. This is an immenfe afor fourteen days or more, walking them every day nimal; it often exceeds 36 feet in length ; the body till they are rotten ; and at lall beqt them and the wa- is very thick, of a duflty white colour, and its back. ter together, till they become a pulp, arid let them is interfperfed with 24 large pale irregular fpots ; the dry in the fun. This is a fine blue for lhading. tail is of a darker colour ; and the fides are beautifully JndigoMhvz. This makes the ftrongefl lhade for blues k variegated with pale Ipots Befides, the whole body of any other, and is of afoft warm colour, when it has. is interfperfed with fmall brown fpots. The head is been well ground, and walked with gum-water, by covered with fmall fcales, and has no broad laminae means of a Hone and a muller betwixt the eyes, but has a black belt behind the eyes. Lactnus, or Litmus'Bx.vv.. This is a beautiful blue,. It wants the large dog-fangs, and of courfe its bite isand will run in a pen as free as ink. It is made of not poifonous. The tongue is flefhy, and very little lacmus, and prepared thus : Take an ounce of lacmus, forked. Above the eyes, on each fide, the head rifes and boil it in a pint of fmall-beer wort, till the colour high. The fcales of this ferpent are all very fmall, is as ftrong as you would have it; then pour off the li- roundilh, and fmooth. The tail does not exceed one quor into a gallipot, and let it cool for .ufe. This af- eighth of the whole length of the animal. The Indifords a beautiful colour, has extraordinary effefts, and : ansx who adore this monftrous animal, ufe the fltin for is a holding colour ; if it be touched with aqua-fortis, cloaths, on account of its fmoothnefs and beauty. it immediately changes to a fine crimfon, little inferior There are feveral of thefe Ikins of the above dimen' to. carmine. fions preferred,, and to be feen in the different mufeums-'