
 HISTORY
  UNKNOWN SOURCE--FOUR PIERS VISIBLE. POS. CENTERED ON CHARTED ì
POS OF MIDDLE PIER. POS SCALED IN LAT 28-08-13N; LONG 97-00-04W. ì
(ENTERED LQ 2/88)
  H10320/90-- OPR-K229-AHP; LAUNCH COULD NOT INVESTIGATE DUE TO ì
SHALLOW WATER. EVALUATOR