  H10224/86-88--OPR-C121-WH-86-88; DEVELOPMENT 169; SIDE SCAN ì
SONAR, ECHOSOUNDER AND DIVER INVESTIGATION OF CONTACT FOUND IN ì
1987; DIVERS FOUND A FULL LENGTH OF ANCHOR CHAIN WITH 15 INCH ì
STUD LINKS; KNOT IN MIDDLE OF CHAIN STANDING 2.5 FT ABOVE