144 



Fiq 2 

 Colcularions for case of 4-65 lb 

 TNT fired or depfh of 20 feer 



Z„-5-62 L-445 cr 



i.4-6 feor. 



)39 o 40 OA\ oa2 o aj o oa o as 



Scoie of t'(dimensionless) 



Fiq 3. 

 Pressure -or 14 feet above 4-65 lb tn.t. 



