464 
MINUTES OF PROCEEDINGS OF 
subtended by a target at 1000 yds. compared to the coarseness of the sights 
which render it so difficult to score at this range. 
My little stock of acquired information is now exhausted, so with this I 
must conclude. If I have been too prolix throughout in some trifling 
matters it is because they are interesting in themselves apart from the 
question of gunnery. Even Armstrong and Whitworth guns have their 
imperfections. 
Table I. 
SHOWING THE EFPECT OF THE ROTATION OP THE EARTH. 
Description of 
gun. 
Latitude. 
Time 
of 
flight. 
Eleva¬ 
tion. 
Range. 
Deviation. 
Remarks. 
Armstrong 100-pr. 
O / 
51 31 N. 
14-4 
O / 
11 57 
4,000 
yds. 
3-278 R 
Fired south. 
n 
N.P. 
14*4 
11 57 
4,000 
3-6197 R 
n 
36 51 S. 
14*4 
11 57 
4,000 
2-513 L 
n 
61 31 N. 
10-5 
8 23 
3,000 
1-79 R 
n 
61 31 N. 
6-85 
5 5 
2,000 
•779 R 
n 
51 31 N. 
3-2 
1 57 
1,000 
•1194 R 
4 // -5984 R. 
Lynall Thomas ... 
51 31 N. 
37*95 
37i 
10,075 
21-558 
f Greatest known 
< range, charge 
II 
13-in mortar. 
n 
N.P. 
52° 
51 31 
37-95 
32-4 
27-38 
37| 
45 
45 
10,075 
5,600 
4,000 
27-807 
10-41 
6-24 
(. 25 lbs. 
Table II. 
SHOWING THE EPPECT OP THE ROTATION OP THE EARTH ON RIFLE PRACTICE, CARRIED ON 
AT A NORTH AND SOUTH RANGE, LAT. 51° 31'. 
Range. 
Time of 
flight. 
Deviation in 
inches. 
Remarks. 
yds. 
300 
// 
1-051 
•42 
The times of flight in this 
400 
1-334 
•71 
table are taken from a French 
500 
1-680 
1-13 
work entitled—“ Cours sur les 
600 
2-108 
1-7 
Armes a feu portatives.” They 
700 
2-610 
2-45 
are those for the carabine a tige. 
800 
3-130 
3-36 
Accurate tables of the times of 
900 
3-826 
4-04 
flight of Enfield bullets are 
1000 
4-453 
5-85 
greatly wanted. 
