
 HISTORY
  TP00455/78-79--OBSTRUCTION RESEMBLING A PIER LOCATED IN LAT ì
42-54-51.2N, LONG 78-54-33.1W (POSITION SCALED FROM H9841/79).
  H9841/79--OPR-W216-HFP-78; TOPO DATA TRANSFERRED FROM TP SHEET ì
ABOVE; OBSTRUCTION NOT IDENTIFIED OR ADDRESSED