
 HISTORY
  UNKNOWN SOURCE-- SIGN (PA), POSITION SCALED FROM CHART IN LAT 32-15-04N, ì
LONG 80-45-12W(NAD83).
  CL807/85--USPS; REVISED TO SUBM PILE (PA). (ENTERED 7/95 RWD)
  H10656/95--NOT INVESTIGATED. (UPDATED 12/96 RWD)
  F00431/97--PILE (4 INC