  LNM47/73-- 11/20/73; CGD5; 35-FOOT AMPHIBIOUS CRAFT SUNK IN 40 FEET IN APPROX. POS. LAT. 36-56-00N, LONG. 76-02-30W.
  H9814/80-- OPR-D103-PE-80; ITEM NO. 88; 1:10,000-SCALE SURVEY; ARGO (R/R), DELNORTE (R/A); ECHO SOUNDER; 45 METER LINE SPACING; WREC