Brass guns and their charges.
The block-houses erected by the Hudson’s Bay Company, as depôts and forts in connection with the fur trade, usually have guns mounted in them. Brass field guns and howitzers are also at times to be met with at the border stations of wild countries, and it may, therefore, be well to know the charges and ranges of the ordinary kinds, which are as follows:
BRASS FIELD GUNS.
| 6-pounder Gun. Weight, 6cwt. Service Charge, 1½lb. | ||||
| Elevation. | Ranges. | |||
| Round Shot. | Shrapnel. | Case. | Length of fuse. | |
| P.B. | 310 | — | 100 | ·3 |
| ½° | 470 | 450 | 150 | ·4 |
| 1 | 620 | 600 | 200 | ·5 |
| 1½ | 760 | 710 | 250 | ·6 |
| 2 | 890 | 820 | 300 | ·7 |
| 2½ | 1000 | 920 | — | ·8 |
| 3 | 1100 | 1020 | — | ·9 |
| 3½ | 1190 | 1110 | — | 1· |
| 4 | 1280 | 1180 | — | 1· |
| 4½ | 1370 | 1250 | — | — |
| 5 | 1450 | 1320 | — | — |
| 5½ | 1530 | 1380 | — | — |
| 6 | 1600 | 1440 | — | — |
| 6-pounder Gun. Weight, 6cwt. Service Charge, 1½lb. | ||||
| Elevation. | Ranges. | |||
| Round Shot. | Shrapnel. | Case. | Length of fuse. | |
| P.B. | 300 | — | 150 | — |
| 0½° | 500 | — | 200 | — |
| 1 | 680 | 670 | 250 | ·3 |
| 1½ | 830 | 800 | 300 | ·4 |
| 2 | 960 | 910 | — | ·5 |
| 2½ | 1080 | 1020 | — | ·6 |
| 3 | 1190 | 1120 | — | ·7 |
| 3½ | 1300 | 1220 | — | ·8 |
| 4 | 1400 | 1320 | — | ·9 |
| 4½ | 1500 | 1410 | — | ·9 |
| 5 | 1590 | 1500 | — | — |
| 5½ | 1680 | 1590 | — | — |
| 6 | 1760 | 1680 | — | — |
| 12-pounder Howitzer. Weight, 6·5cwt. Service Charge, 1¼lb. | ||||
| Elevation. | Ranges. | |||
| Common Shell. | Shrapnel. | Case. | Length of fuse. | |
| P.B. | 200 | — | 100 | — |
| 0½° | 310 | — | 150 | — |
| 1 | 420 | 400 | 200 | ·3 |
| 1½ | 530 | 520 | 250 | ·4 |
| 2 | 630 | 630 | 300 | ·5 |
| 2½ | 715 | 725 | ·6 | |
| 3 | 800 | 820 | ·7 | |
| 3½ | 885 | 910 | ·8 | |
| 4 | 970 | 1000 | Ricochet | ·9 |
| 4½ | 1050 | 1090 | 1·0 | |
| 5 | 1135 | 1180 | Charge 6oz. el ·7°.600 | 1·1 |
| 5½ | 1220 | 1270 | ” 8oz. ” ·6 .600 | 1·2 |
| 6 | 1290 | 1350 | ” 10oz. ” ·6 .600 | 1·3 |
| 24-pounder Howitzer. Weight, 12·5cwt. Service Charge, 2½lb. | ||||
| Elevation. | Ranges. | |||
| Common Shell. | Shrapnel. | Case. | Length of fuse. | |
| P.B. | 270 | — | 100 | — |
| 0½° | 390 | — | 150 | — |
| 1 | 520 | — | 200 | ·3 |
| 1½ | 640 | 500 | 250 | ·4 |
| 2 | 760 | 630 | 300 | ·5 |
| 2½ | 860 | 870 | ·6 | |
| 3 | 960 | 980 | ·7 | |
| 3½ | 1060 | 1090 | ·8 | |
| 4 | 1160 | 1200 | Ricochet | ·9 |
| 4½ | 1260 | 1300 | 1·0 | |
| 5 | 1350 | 1400 | See Table B. | 1·1 |
| 5½ | 1440 | 1500 | 1·2 | |
| 6 | 1520 | 1600 | 1·3 | |
| Table B. | |||||
| Ricochet. 24-pounder Howitzer. | Ricochet. 24-pounder Howitzer. | ||||
| Charge. | Elevation. | Pitch. | Charge. | Elevation. | Pitch. |
| oz. | deg. | oz. | deg. | ||
| 6 | 7·5 | 400 | 12 | 5·25 | — |
| 9 | 4·38 | — | 14 | 5· | — |
| 8 | 9· | 500 | 14 | 7·75 | 600 |
| 10 | 7·5 | — | 12 | 6·5 | — |
| 11 | 6· | — | 16 | 4·75 | — |
| 11½ | 7·5 | — | 12 | ||
Cartridges and wads for cannon.