 HISTORY
  H10489/93-- OPR-D368-WH; SIDE SCAN SONAR CONTACT. DIVERS ì
DESCRIBE AN ANCHOR BLOCK 5 X 6 FEET PROTRUDING 4 FEET OFF THE ì
BOTTOM IN 51 FEET. IN LAT. 38-49.8N, LONG. 75-01-38.4W. PNEUMO LD ì
OF 13.9 METERS. EVALUATOR RECOMMENDS NOT CHARTIN