Giddings and Wermter 



Fin Number I 



Fin Plane of Symmetry at 3 ft. 

 above Base Line 



Fin Area 



Waterplane Area 



= 0.022 



-r<t 



19* 



Fin Number 2 



Root Chord 

 — 22.8' 



Fillet Fairing to Hull 



Fin 

 620 



II 



Area: 

 sq. ft. 



-• 0.8' 



n 



22.8'- 



Fin Plane of Symmetry at 3 ft. 

 above Base Line 



Fin Area 



Waterplane Area 



0.022 



at Tip 

 Fin Number 2s - Obtained from Fin Number 2, by cutting 5ft. off each tip, PS S. 



Tips off Centerllne : 14 ft. 



Fin Area : 400 sq.ft. 



Rn Area 



Waterplane Area 



= 0.014 



Fin Number 2h - Obtained from Fin Number 2s, by drilling two I '/fe ft. diameter 

 holes 2 ft. oft of leading edge of fwd fin and two I ^ ft. diameter holes 2 ft. fwd of 

 trailing edge of oft fin. Area and span of fins not changed. 



Fig, 26a - Plan views of anti-pitching fins 1 and 2 



778 



