 SURVEY REQUIREMENT COMMENTS
  SEARCH NOT REQUIRED IN DEPTHS SHALLOWER THAN 18 FEET.

 HISTORY
  NM23/52--A 110 FT. STEEL BARGE HAS BEEN GROUNDED ON SOW AND ì
PIGS REEF IN PA LAT 41-24-30N, LONG 70-57-18W FOR USE AS A NAVAL ì
AIRCRAFT BOMBING TARGET.