  H10787/97 --  OPR-G309-WH; METAL OBSTRUCTION DETECTED WITH SIDE SCAN SONAR IN POSITION 33-47-10.863 N, 078-07-04.903 W [NAD 83]. DIVERS INVESTIGATED THE CONTACT ON JUNE 12, 1996 AND LOCATED A FLAT METAL OBJECT, APPROXIMATELY 30 FT BY 15 FT, WITH ONE EN