
 HISTORY
  PHOTO REVISION--USC&GS/67; PROBABLE SOURCE OF FOUR SUBM PILES LOCATED BETWEEN LAT. 27-51-31N, LONG. 97-04-14W TO LAT. 27-51-44N, LONG. 97-04-36W. ON NORTH SIDE OF CHANNEL. (UPDATED 9/1999 RWD)
  CL1826/72--USPS; REP TWO WESTERN MOST PILES