Figure 8 - l/3-Scale Model of Buoy 3 



The model with the towing bail attached is fastened to the towing strut. Excessive vibration 

 was encountered while the buoy was being towed in this position. 



Direction of Motion 

 When Towed 



TMB 12224 



Figure 9 - Full-Scale Model of Buoy 1 



The buoy is shown fastened to the end of the towing strut. Separation of the laminations is clearly 

 shown. The wire cable extends to a pivot shaft at the center of the sphere and serves as the towing 

 bridle for the buoy. 



