4. Mealed-powder four ounces, salt-petre one pound, sulphur eight ounces and a-half, charcoal two ounces.
21. Sinking Charge for Ditto.
Mealed-powder ten ounces, charcoal one ounce.
22. Water Serpents.
1. Mealed-powder one pound, charcoal one pound.
2. Mealed-powder one pound, charcoal nine ounces.
23. Water Balloons.
1. Mealed-powder two pounds, salt-petre four pounds, sulphur two pounds, antimony four ounces, saw-dust four ounces, glass-dust one ounce and a-quarter.
2. Mealed-powder three pounds, salt-petre four pounds and a-half, sulphur one pound and a-half, antimony four ounces.