400 

 TIME (SEC) 



1200 



Figure E-1. South Haven, 1700 to 1720 e.s.t., I = 52, G = 0.63. 



100 



TIME (SEC) 



1200 



Figure E-2. South Haven, 1720 to 1740 e.s.t., I = 52, G = 0.79. 



106 



