
 SURVEY REQUIREMENT COMMENTS
  CONDUCT A 100 METER RADIUS SEARCH FROM LISTED POSITION TO PROVE ì
OR DISPROVE EXISTENCE OF EACH FEATURE (3 PILES, 3 PIERS) WITHIN ì
AREA.

 HISTORY
  UNKNOWN SOURCE--3 PILES AND 3 PIERS FIRST SHOWN ON 1969 EDITION ì
O