HISTORY
H10206/85--OPR-J217-MI-85; OBSTRUCTION ADDED DURING OFFICE PROCESSING IN 
 LAT 30-03-37.31N, LONG 88-22-16.56W. ECHO SOUNDER DEPTH OF 56 FEET.  
 EVALUATOR RECOMMENDS CHARTING AN OBSTRUCTION AS SURVEYED AND INVESTIGATING  
 AT AN OPPORTUNE TI