 HISTORY
  UNIDENTIFIED SUBMERGED OBSTRUCTION--SOURCE UNKNOWN, 1ST CHARTED 1954.         
  H10049/82--OPR-B139-WH-82; OBSTR IDENTIFIED AS LARGE CONCRETE OBJECT          
APPROXIMATELY 18X8X15 FT IN LAT 40-25-12.64N, LONG 73-59-44.91W; EVALUATOR   
S