Table containing the Natures of Howitzers
used by different Powers in Europe.
| Nations. | Natures. | Shells. |
|---|---|---|
| Wt. (lbs.) | ||
| Prussian | 25 Pr.[9] | 62 |
| 10 — | 27 | |
| 7 — | 14 | |
| Danish | 18 — | 36 |
| 10 — | 20 | |
| Saxon | 16 — | 32 |
| 8 — | 16 | |
| Hanover | 30 — | 61 |
| 16 — | 33 | |
| English | 4⅖ Inch | 8 |
| or 4 Pr. | ||
| 5½ Inch | 16 | |
| or 8 Pr. | ||
| 8 Inch | 46 | |
| or 23 Pr. | ||
| French | 6 Inch | 23 |
| or 12 Pr. | ||
| 8 Inch | 43 | |
| or 22 Pr. |
Ranges with a light 5½ inch Howitzer. 1798.
| Elevation. | 4 Ounces. | 8 Ounces. | 12 Ounces. | 1 Pound. | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flight. | Range to first graze. | Extreme Range. | Flight. | Range to first graze. | Extreme Range. | Flight. | Range to first graze. | Extreme Range. | Flight. | Range to first graze. | Extreme Range. | |
| Deg. | Sec. | Yards. | Sec. | Yards. | Sec. | Yards. | Sec. | Yards. | ||||
| P. B. | 1 | 96 | 1½ | 140 | 1 | 159 | ||||||
| 1 | 1 | 66 | 1½ | 143 | 2 | 334 | 1½ | 325 | ||||
| 2 | 1 | 85 | From | 1½ | 184 | From | 2 | 351 | From | 2 | 490 | From |
| 3 | 1½ | 100 | 400 | 2 | 258 | 700 | 2½ | 506 | 1000 | 3 | 668 | 1100 |
| 4 | 1½ | 110 | to | 2½ | 307 | to | 3 | 500 | to | 4 | 728 | to |
| 5 | 2 | 115 | 600 | 2½ | 376 | 1000 | 3 | 509 | 1350 | 5½ | 918 | 1400 |
| 6 | 2 | 168 | yards. | 3 | 408 | yards. | 3½ | 581 | yards. | 5 | 823 | yards. |
| 7 | 2 | 194 | 3½ | 529 | 5 | 872 | 6 | 975 | ||||
| 8 | 2½ | 226 | 4½ | 630 | 6½ | 975 | 7 | 1044 | ||||
| 9 | 2½ | 282 | 5 | 645 | 7 | 911 | 8 | 1049 | ||||
| 10 | 2½ | 279 | 5 | 642 | 7 | 1021 | 8 | 1104 | ||||
| 11 | 2½ | 260 | 5½ | 697 | 7½ | 1177 | 8 | 1173 | ||||
| 12 | 3 | 315 | 5½ | 715 | ||||||||
Ranges with a heavy 5½ inch Howitzer. 1793.
| Elevation. | 2 Pounds. | 3 Pounds. | ||||
|---|---|---|---|---|---|---|
| Flight. | Range to first graze. | Extreme Range. | Flight. | Range to first graze. | Extreme Range. | |
| Deg. | Sec. | Yards. | Yards. | Sec. | Yards. | Yards. |
| 1 | 2 | 453 | 3 | 479 | ||
| 2 | 4 | 595 | 5 | 722 | ||
| 3 | 4 | 666 | 5 | 921 | ||
| 4 | 5 | 847 | 5 | 1000 | ||
| 5 | 5 | 957 | From | 7 | 1325 | From |
| 6 | 7 | 1173 | 1400 | 8 | 1530 | 1400 |
| 7 | 9 | 1449 | to | 9 | 1577 | to |
| 8 | 8 | 1355 | 1900 | 9 | 1721 | 2000 |
| 9 | 8 | 1585 | 9 | 1801 | ||
| 10 | 10 | 1853 | 9 | 1791 | ||
| 11 | 9 | 1793 | 12 | 1013 | ||
| 12 | 10 | 1686 | ||||
L evelling—Table shewing the Difference between the True and Apparent Level.
| Distance. | Difference of level. | Distance. | Difference of level. | |
|---|---|---|---|---|
| Yds. | Inches. | Mls. | Ft. | In. |
| 100 | 0.026 | ¼ | 0 | 0½ |
| 200 | 0.103 | ½ | 0 | 2 |
| 300 | 0.231 | ¾ | 0 | 4½ |
| 400 | 0.411 | 1 | 0 | 8 |
| 500 | 0.643 | 2 | 2 | 8 |
| 600 | 0.925 | 3 | 6 | 0 |
| 700 | 1.260 | 4 | 10 | 7 |
| 800 | 1.645 | 5 | 16 | 7 |
| 900 | 2.081 | 6 | 23 | 11 |
| 1000 | 2.570 | 7 | 32 | 6 |
| 1100 | 3.110 | 8 | 42 | 6 |
| 1200 | 3.701 | 9 | 53 | 9 |
| 1300 | 4.344 | 10 | 66 | 4 |
| 1400 | 5.038 | 11 | 80 | 3 |
| 1500 | 5.784 | 12 | 95 | 2 |
| 1600 | 6.580 | 13 | 112 | 2 |
| 1700 | 7.425 | 14 | 130 | 1 |
| 15 | 150 | |||
| 16 | 175 | |||