The graduation commences from the bottom of the head of the bar resting on the sight-box.
The aim is supposed to be taken at the water-line of a ship.
| 32-Pounder of 27 cwt. | 32-Pounder of 33 cwt. | ||||
| Charge | 4 lbs. | 4 1/2 lbs. | |||
| Axis of bore above load-line | 7 feet. | 7 1/2 feet. | |||
| Distance between sights | Old Model. 29 1/4 inches. | New Model. 26 3/4 inches. | 31 inches. | ||
| Elevation. | Range. | Graduation. | Graduation. | Range. | Graduation. |
| Degrees. | Yards. | Inches. | Inches. | Yards. | Inches. |
| Level. | 250 | 0.353 | 0.324 | 287 | 0.350 |
| 1° | 545 | 0.746 | 0.684 | 581 | 0.792 |
| 2° | 800 | 1.266 | 1.161 | 857 | 1.343 |
| 3° | 1,047 | 1.801 | 1.652 | 1,140 | 1.909 |
| 4° | 1,278 | 2.337 | 2.144 | 1,398 | 2.478 |
| 5° | 1,469 | 2.870 | 2.633 | 1,598 | 3.044 |
| 6° | 1,637 | 3.398 | 3.116 | ... | ... |
APPENDIX B.—No. II.
| 32-Pounder of 42 cwt. | 32-Pounder of 57 cwt. | ||||
| Charge | 6 lbs. | 9 lbs. | |||
| Axis of bore above load-line | 7 1/2 feet. | 8 feet. | |||
| Distance between sights | Old Model. 40.5 inches. | New Model. 37.1 inches. | 42.5 inches. | ||
| Elevation. | Range. | Graduation. | Graduation. | Range. | Graduation. |
| Degrees. | Yards. | Inches. | Inches. | Yards. | Inches. |
| Level. | 313 | 0.446 | 0.408 | 360 | 0.412 |
| 1° | 672 | 1.016 | 0.931 | 760 | 1.042 |
| 2° | 988 | 1.742 | 1.596 | 1,150 | 1.808 |
| 3° | 1,274 | 2.488 | 2.280 | 1,440 | 2.597 |
| 4° | 1,505 | 3.235 | 2.964 | 1,710 | 3.384 |
| 5° | 1,756 | 3.974 | 3.641 | 1,930 | 4.162 |
| 6° | ... | ... | ... | 2,140 | 4.930 |
APPENDIX B.—No. III.
| 8-Inch of 55 Cwt. | 8-Inch of 63 Cwt. | ||||
| Charge | 7 lbs. | 9 lbs. | |||
| Shell | 51 1/2 feet. | 51 1/2 feet. | |||
| Axis of bore above load-line | 7 1/2 feet. | 8 feet. | |||
| Distance between sights | 42.5 inches. | Old Model. 40.5 inches. | New Model. 37.1 inches. | ||
| Elevation. | Range. | Graduation. | Range. | Graduation. | Graduation. |
| Degrees. | Yards. | Inches. | Inches. | Yards. | Inches. |
| Level. | 313 | 0.446 | 0.408 | 360 | 0.412 |
| 1° | 579 | 0.949 | 660 | 1.100 | 0.964 |
| 2° | 869 | 1.603 | 970 | 1.878 | 1.647 |
| 3° | 1,148 | 2.280 | 1,260 | 2.678 | 2.350 |
| 4° | 1,413 | 2.958 | 1,540 | 3.478 | 3.051 |
| 5° | 1,657 | 3.632 | 1,770 | 4.273 | 3.749 |
| 6° | 1,866 | 4.300 | ... | ... | ... |
APPENDIX B.—No. IV.
| IX-Inch Shell-Gun. | XI-Inch Shell-Gun. | XI-Inch Shell-Gun. | ||||
| Charge | 10 lbs. | 15 lbs. | 15 lbs. | |||
| Shell | 72 lbs. | 135 lbs. | 135 lbs. | |||
| Axis of bore above load-line | 10 feet. | 10 feet. | 20 feet. | |||
| [Screw-sloops.] | [2d deck above water.] | |||||
| Distance between sights | 39 inches. | 48 inches. | 48 inches. | |||
| Elevation. | Range. | Graduation. | Range. | Graduation. | Range. | Graduation. |
| Degrees. | Yards. | Inches. | Yards. | Inches. | Yards. | Inches. |
| Level. | 340 | 0.461 | 306 | 0.600 | 420 | 0.87 |
| ... | 700 | 0.983 | 500 | 0.945 | 700 | 1.48 |
| ... | 900 | 1.514 | 700 | 1.442 | 900 | 2.01 |
| ... | 1,100 | 2.073 | 900 | 2.040 | 1,100 | 2.62 |
| ... | 1,300 | 2.646 | 1,100 | 2.651 | 1,300 | 3.25 |
| ... | 1,500 | 3.222 | 1,300 | 3.295 | 1,500 | 4.92 |
| ... | 1,700 | 3.813 | 1,500 | 3.953 | ... | ... |
| ... | ... | ... | 1,700 | 4.681 | ... | ... |