
HISTORY
H3991/17WD--63FT HANG ON RKY SHOAL APPROX 200M IN DIAMETER (CHARTED 10FM)     
 POSITION SCALED FROM CHART IN LAT 57-01-13.0N, LONG 133-06-10.0W, FEATURE    
 CLEARED 55FT. (ENTERED 1/87 RWD)                                             
H10