366 
MINUTES OF PROCEEDINGS OF 
12th. There are some rounds to spare, in the event of its being decided 
to ascertain the initial velocity of each projectile with Navez^s electro- 
ballistic-apparatus, which will partly depend on the condition of the guns 
at the conclusion of the present trial. 
13th. The following Table contains the principal particulars of the 
projectiles to be employed in each system. 
Competitive Rifled 32-pr. Guns. 
English Systems. 
Calibre. 6*375 inches 
Weight . 53 cwt. 
Length . 9 feet 6 inches. 
Length of bore . 9 feet *6 inches 
French Rifling. 
6*48 inches. 
68 cwt. 
9 feet 6 inches. 
8 feet 9 inches. 
Names of 
competitors. 
Rifling. 
Service 
charge 
proposed by 
inventor. 
Shells.—Mean weight of 15 rounds. 
Special 
charge 
Ath. 
Grooves. 
Twist. 
1 
Weight 
plugged. 
Diam. 
Length, 
Capacity 
powder. 
ft. 
lbs. 
oz. 
lbs. oz. drs. 
in. 
in. 
lbs. oz. 
lbs. 
Britten. 
5 
A 
5 
0 
46 14 15 
6*24 
11*28 
3 7 
5*037 
J effery. 
7 
A 
5 
8 
45 7 0 
6*26 
9*68 
2 8 
4793 
Scott . 
3 
A 
6 
2 
38 12 14 
6*27 
11*91 
4 13 
4*361 
Haddan . 
3 
* 
7 
0 
51 1 6 
6*19 
12*02 
3 6 
5*446 
Lancaster ... 
Oval 
so 
6 
0 
46 5 8 
m 
12*04 
4 7 
6*078 
Shunt . 
3 
A 
5 
8 
50 8 10 
6*32 
15*08 
5 13 
5*635 
r 
From 0 to 
French. 
3 i 
4*6519 in 
l 5 
8 
59 6 0 
6*36 
14*04 
6 6 
6*468 
1 
38*548" 
3 
Service. 
Smooth bore 
10 
0 
32 0 0# 
6*177 
* Solid Shot. 
J. H. LEEROY, Bt.-Col., R.A., 
Secretary, Ordnance Select Committee. 
