
 HISTORY
  H9255WD/71-- OPR-467-RH-71; ITEM NO. 10; 1:20,000-SCALE SURVEY; ì
RAYDIST (HYPERBOLIC (R/R) CONTROL; UNINVESTIGATED HANG AT 39 FEET ì
IN LAT. 36-56-56.1N, LONG. 76-03-27.0W; CLEARED BY 36 FEET; ì
EVALUATOR RECOMMENDED CHARTING AS A SUBM OBS