1044 
0 OU Gsee O.e) 10.6) O50) O06) 70.7) O28" 10.0) ol .0) lel lee ales 
X = x/cO 
Fig. 151. Pressure before accelerated free plate. 
Contours for P = p/p, vs. time and distance (6 = 85 =Ac0/m). 
15518 
62 
