Mauve.—
Chlorate of potash28 parts
Calomel12 parts
Shellac 4 parts
Strontium nitrate 4 parts
Cupric sulphate 2 parts
Fat 1 part
Purple.—
Copper sulphide 8 parts
Calomel 7 parts
Sulphur 2 parts
Chlorate of potash16 parts
White.—
I.—Gunpowder15 parts
Sulphur22 parts
Nitrate of potassium64 parts
II.—Potassium nitrate30 parts
Sulphur10 parts
Antimony sulphide (black) 5 parts
Flour 3 parts
Powdered camphor 2 parts
III.—Charcoal 1 part
Sulphur11 parts
Potassium sulphide38 parts
IV.—Stearine 1 part
Barium carbonate 1 part
Milk sugar 4 parts
Potassium nitrate 4 parts
Potassium chlorate12 parts

As a general rule, a corresponding quantity of shellac may be taken instead of the sulphur for inside fireworks.

The directions for using these solutions are simply to imbibe bibulous papers in them, then carefully dry and roll tightly into rolls of suitable length, according to the length of time they are to burn.

Fuses.
Potassium nitrate  2 parts
Lead acetate 40 parts
Water100 parts