  NM24/67--PENSACOLA BY OBSTRUCTION DAYBEACON 1, EST. IN LAT 30-20-36N, LONG 87-16-07W IN 21 FEET. BLACK SQUARE DAYMARK, GREEN REFLECTIVE BORDER, 15 FEET ABOVE WATER ON A PILE TO MARK SEAWARD END  OF SUBMERGED JETTY AT NAS PENSACOLA.
  
  CL1810/76--CA