 HISTORY
  CL282/83--USPS; SIGN PA, "NO DREDGING, ANCHORING, GAS ì
PIPELINE", REPORTED IN LAT. 27-48-27.5N, LONG. 97-18-11.5W.
  CL180/86--WHITING CHART INSPECTION RPT. 11309 (1984); SIGN NOT ì
VISIBLE, CHART REVISED TO SUBM PILE PA. (ENT. SRB 12/87)