 HISTORY
  Charted submerged piles.
  H08094/1954--  Uncharted pilings used for icebreakers at positions:
    43-07.55N, 70-49.54W
    43-07.56N, 70-49.49W
    43-07.53N, 70-49.45W
  CL2188/1975--  USPS District 19, Portsmouth, NH, Item #4 submerge