
 HISTORY
  UNKNOWN SOURCE--THREE SMALL PIERS APPEARED ON FIRST EDITION ì
(DATED 1971) OF CHART 11317 (522). POSITION OF CENTER PIER SCALED ì
FROM INSET OF CHART 11317 (1:20,000). POSITION: LAT. 28-39-35N, ì
LONG. 96-33-55W. (ENT. GM 12/87)
  H10416/9