H08802/64--HOUSE ON PILING LOCATED IN LAT. 55/20/27.88N, LONG. 131/41/03.29W (NAD27).  SCALED FROM THE SMOOTH SHEET.
SOURCE UNKNOWN--BY THE 1972 EDITION OF THE CHART, CHANGED TO SUBMERGED RUINS.  MOST LIKELY CHANGED BY PHOTO REVISIONS OF 1966-67 (BP-722