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cular, for long lessons are more fit to perplex a young beginner than put him forwards.
The charges are commonly divided into three sorts, or degrees, viz. white, grey, and black. I have, the better
to guide beginners in this art, set down several sorts of charges, according to the proportion of rockets, but with¬out distinguishing the three several colours ; wherefore
you have to observe, that to the grey charges are four ingredients, viz. mealed gunpowder *, nitre, sulphur and charcoal ; to the white charges three ingredients, viz. nitre, sulphur, and charcoal ; and to the black charges two ingredients, viz. mealed gunpowder and charcoal.
Charges for Land Sn'armers, or Small Rockets.
Mealed gunpowder one pound, and charcoal one ounce. Or,
Mealed powder five ounces, and charcoal half an ounce. Mealed powder fifteen ounces, and charcoal two ounces. Mealed powder six ounces, nitre four ounces, sulphur
one ounce, charcoal one ounce and three quarters. This last may be used for the fuzee of others.
Charges for Water Rockets.
Nitre, or saltpetre, two ounces, sulphur half an ounce, and charcoal one ounce and a half.
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Mealed powder one pound and a half, nitre four pounds, sulphur two pounds, and charcoal five ounces.
Mealed powder four ounces, nitre one pound, sulphur eight ounces, and charcoal one ounce.
Nitre two ounces, sulphur half an ounce, and charcoal half an ounce.
" Wherever the term mealed powder, or poiuder onlv, is used, it
meansy?«^ braisedgunpowder: corn powder is whole gunpowder.
A general
ARTIFICIAL FIRE-WORKS. 13 Powder twelve ounces, nitre one pound eight ounces,
sulphur six ounces, and charcoal six ounces.
Powder four pounds, nitre nine ounces, sulphur three
ounces and a half, and charcoal ten ounces and a half. Powder one pound, nitre eight ounces, sulphur two
ounces, and charcoal three ounces.
Powfler eleven pounds, and charcoal two pounds ten
ounces.
Nitre six pounds four ounces, sulphur one pound, and charcoal two pounds and a half.
For four or Jive Pound Rockets.
Mealed powder six pounds, nitre four pounds, sul¬
phur one pound and a half, and charcoal two pounds six ounces. Or,
Nitre sixty-four pounds, sulphur eight pounds, and charcoal eight pounds.
For six, eight, or nine Pounders.
Mealed powder twelve pounds three quarters, nitre six pounds, sulphur two pounds and a half, and charcoal
five pounds and a half. Or,
Nitre thirty-five pounds, sulphur five pounds, charcoal
ten pounds.
Mealed powder twenty-two pounds and a half, and charcoal five pounds twelve ounces.
Mealed powder one pound, nitre half a pound, sulphur two ounces, and charcoal three ounces.
Nitre nine pounds, sulphur one pound nine ounces, and charcoal three pounds and a half.
For ten and twelve Pounders.
Nitre sixty-two pounds, sulphur nine pounds, char¬
coal twenty pounds.
Powder eleven pounds, nitre seven pounds, sulphur three pounds, and charcoal six pounds.
For