50422
HISTORY
H9003/68--PMC-SP-1-68, HDEG CATEGORY 1; SUBMERGED OBSTRUCTION, POSITION       
 SCALED FROM SURVEY, LAT.57-46-46.1N, LONG.152-26-42.2W. NO IDENTITY ON       
 SMOOTH SHEET BUT MAY HAVE ORIGINATED WITH T13214. A SECOND SIMILAR