TONS PFR SQUARE INCH 
TONS PER SQUARE INCH 
137 
POSITION of CHARGE C and GAUGES G 
( DISTANCES in FEET) 
THOUSANDTHS OF A SECOND 
2 1,000 los. of T.N.T. (M, Table VIII.); average of Shots 32, 33, 55, 59; gauges 75 feet from 
Bea a centre of charge; maximum pressure = .80; tne broken line shows the curve for this size of 
charge at this distance predicted from the curve in Fig. 12. 
A ae FEE PUSITION of CHARGE C and GAUGES G 
. AH os ea = ( DISTANCES in FEET) 
THOUSANOTHS OF A SECOND 
Fig. 21. 1,900 lbs. of T.N.T. (M, Table VIII.) on the bottom; Shot 75: gauges 75 feet from centre of 
charge; gaximua pressure = .97. 
