 HISTORY
  SOURCE UNKNOWN--FIRST CHARTED AS VISIBLE WRECKS FROM A 1934 AIR PHOTO COMPILATION (FILE NUMBER UNKNOWN).
  BP41339/46--PROJECT PH-1(45); LOCATED VISIBLE WRECK BARING 20 FEET MHW (SEE T-7012B).
  CL498/46--COVER LETTER FOR PROJECT PH-1(45) A