254 - 
minutes OF PROCEEDINGS OF 
U3 
Projectile. 
Effects. 
h£ 
§ 
c 
fH 
Cm 
O 
u 
1 
ft 
j Nnmher on target, 
§ 
© 
cm 
O 
l 
"cS 
ft 
P 
"c3 
ft 
j Weight in lbs. 
g 
o 
ft 
j Length in inches. 
j Diameter. 
Charge in lbs. 
Length of charge 
in inches. 
| Elevation. 
} Range in yds. 
Deflection. 
Depth of indent j 
in inches. 
Diameter of 
indent in inches. 
Velocity. 
Remarks. 
3 
634 
300-pr 
H.* 
230 
C.f 
19- 
45 
18-5 
20 
200 
2'R 
1-45 
10-0 
X 
9-5 
1400*6 
Struck No. 3 plank 1' 9" from ! 
the bottom; the plank was 
cracked across its width 
through the indent; the crack 
made by round No. 1 extended 
to abolt-hole, and theplank was 
cracked completely through 
its width and thickness at 
V 5-5" from the top, the crack 
being •4 // wide on the front, 
and having extended from an 
old crack, 4" long, made by 
the previous day’s firing ; the 
plank was driven in 1-8" for 
3' 6" from the bottom; the 
bottom bolt of the plank start¬ 
ed -2", and the two bolts 
next above were driven in -2" 
and -4". At the back, a 
through bolt, just below em¬ 
brasure, broken off; vertical 
frame piece, or “upright of 
frame,” bent considerably at 
seat of blow; gaping of hori- 
zontal planks from front 
planks, at left side of embra¬ 
sure, increased now to an 
inch ; horizontal frame piece, j 
or cross stay, at bottom curved 
back considerably; a through 
bolt (masked by the above 
frame piece) broken, and its 
head brought up pressing j 
against the frame piece; ; 
washers of No. 2 through bolt 
from the top of right row, 
squeezed up; bottom through 
bolt, right side, loose, being 
broken in front; vertical 
frame piece, right of all, 
slightly curved; and a partial 
crack (former day’s practice) 
now continued through the 
thickness of iron. 
4 
536 
7-in. J 
"•§ 
150 
cylin 
dri- 
cal. 
R.E. 
16-5 
25 
22-5 
20 
nil. 
1-8 
8 
X 
7-5 
1217-9 
Struek No. 1 plank 4' 7" from 
the bottom, and 5" from the 
side; plank driven in 1-8" at 
point of impact, and the edge 
of plank No. 2 bulged 1" in a 
length of 10"; the plank 
cracked diagonally across its 
width through a bolt-hole at 
V 2" above the point of im¬ 
pact ; also from a bolt-hole to 
the right side of the plank at 
V 5-5" below the point of im¬ 
pact ; a crack 15" long also 
extended from the left side of 
the plank at 2' 7" below the 
point of impact. The shot 
set up 6-5". 
* Hollow-headed cast-iron shot. f Cylindrical F.E., with hollow hemispherical head. 
X Lynall Thomas gun. § Wrought-iron solid shot. 
