1. Nitre 3 oz., meal powder 3 oz., flowers of sulphur 3 oz., dried salt 2 oz.; mix.

2. Nitrate of soda 6, sulphur 1, lamp black 1; mix. Red Fires. 1. Chlorate of potash 10, nitrate of strontian 80, sulphur 26, charcoal 6; mix.

2. Chlorate of potash 3, nitrate of strontian 24, sulphur 7 lamp black 1, sulphuret of antimony 2. [Half the lamp black or charcoal only may be added at first; and if on trial it does not burn freely, add more.]

3. Chlorate of potash 1, nitrate of strontian 5, sulphur 1, black sulphuret of antimony 1; mix.

4. Chlorate of potash 2 1/2, nitrate of strontian 20, sulphur 6 1/2, sulphuret of antimony 2, charcoal 1/2; mix.

5. Chlorate of potash 5, nitrate of strontian 28, sulphur 13, sulphuret of antimony 4, lamp black 1.

6. Chlorate of potash 35, nitrate of strontian 360, sulphur 93, sulphuret of antimony 60, charcoal 10.

7. Nitrate of strontian 72, sulphur 20, coal dust 2, gunpowder 6; mix.

8. 40 parts of nitrate of strontian, 13 of sulphur, 2 of lime-tree charcoal. Mix, and add by mixing with a burn spatula, 5 parts of dry and finely-powdered chlorate of potash.

9. Nitrate of strontian 9 parts, shell-lac in powder 3 parts, chlorate of potash 1 1/2 parts.