
 HISTORY
  CL31/65--COE; PERMIT ISSUED TO INSTALL ROUND TIMBER PILES TO ì
SUPPORT CABLE AND LANE MARKERS FOR 2000 METER REGETTA ROWING ì
COURSE.
  UNKNOWN SOURCE--SUBMERGED PILES, PROBABLY FROM AIR PHOTO ì
REVISION, APPEARS ON 1979 EDITION OF CHART 1