139 
| Iposition of CHARGE C and GAUGES G 
( DISTANCES in FEET) 
eet 
aPC 
re 
| IN Z 
im 
& 
y) 
fin eal 
HA 
TONS PER SQUARE INCH 
Hy | 
Mana 
THOUSANOTHS OF A SECOND 
Fig. 24. Tnree 300 lb. charges of 40/60 Amatol lashed together in a bunch (X2, Table VIII.); average of 
Shots 50, 58; gauges 72 feet from centre of charge; aaximum pressure = .78; the broken line 
shows tne effect of a single 900 lb. charge, at tne same distance, calculated from the curve 
in Fig. 1. 
PT TT Tt TTT TTT Tposition of carce ¢ ond GAUGES 
TT EEL] toistances in FEET) 
(il a a 
| esis 
Ce Ss Se YY OTTO TJ) 
EGAN a 05 a eG Sd Ja! 
ies a |S Ss RAI So cl 
pa eter aa Pet El | ate 
| OQ Bad a aS RESIN YC a 
LTS ne eee cir e 
DRE tne eee CSC 
CS OIA ens YT TD 
TONS PER SQUARE INCH 
Sane See SS sss eee 
Eaficth haa) copa elena ae [ala] ake apeomest ale lia 
THOUSANOTHS OF A SECOND 
Fig. 25. Three 300 lb. cnarges ot 40/60 Amatol lashea together end to end (X3 Table VIII.); 
Shots 81, 83; gauges 72 feet from centre of charge and in the direction of the lengtn of the 
charge from the primed end towards the unprimed end; maximum pressure = .65. 
