| 32-pdr. | 24-pdr. | 12-pdr. | Remarks. | |||
|---|---|---|---|---|---|---|
| lbs. oz. | lbs. oz. | lbs. oz. | ||||
| Powder required |  | to fill the shell, | 1 5 | 1 0 | 0 8 | Rifle or musket |
| to burst do. | 0 11 | 0 8 | 0 5 | powder is used | ||
| to blow out | in pref’nce | |||||
| the fuse plug, | 0 2 | 0 2 | 0 1 | to cannon. | ||
| for service charge, | 1 0 | 0 12 | 0 7 | |||
Charges for Spherical Case Shot.
| Charge. | 8-in. | 42 | 32 | 24 | 18 | 12 | 6 |
|---|---|---|---|---|---|---|---|
| No. of musket balls, | 486 | 306 | 225 | 175 | 120 | 78 | 38 |
| Bursting charge of powder, oz. | 15 | 9 | 8 | 6 | 5 | 4.5 | 2.5 |
| Weight of shot loaded, lbs. | 59.5 | 39 | 30.13 | 22.75 | 16.3 | 11 | 5.5 |
Charges for Shells for Columbiads
and Heavy Guns.
| Charge of Powder. | Columbiads. | For Guns. | |||||
|---|---|---|---|---|---|---|---|
| 10-in. | 8-in. | 42 | 32 | 24 | 18 | 12 | |
| lbs. oz. | lbs. oz. | lbs. oz. | lbs. oz. | lbs. oz. | lbs. oz. | lbs. oz. | |
| To fill the shell, | 3 4 | 1 12 | 1 8 | 1 5 | 1 0 | 0 11 | 0 8 |
| To burst “ | 1 6 | 1 0 | 0 12 | 0 1 | 0 8 | 0 7 | 0 5 |
| To blow out the fuze-plug, | 0 10 | 0 8 | 0 6 | 0 2 | 0 2½ | 0 1½ | 0 1 |
| For ordinary service, | 3 0 | 1 8 | 1 4 | 1 0 | 0 12 | 0 10 | 0 7 |
109]
PART X.
LABORATORY STORES.
1. What is a fuze?
The contrivance by which fire is communicated to the charge in a shell. It consists, essentially, of a highly inflammable composition inclosed in a wood, metal, or paper-case.
2. What fuzes are used in the U. S. service?