HISTORY
H10206/85--OPR-J217-MI-85; OBSTRUCTION ADDED DURING OFFICE PROCESSING IN  
 LAT 29-58-56.57N, LONG 88-25-44.41W. ECHO SOUNDER DEPTH OF 82 FEET.  
 EVALUATOR RECOMMENDS CHARTING AN OBSTRUCTION AS SURVEYED AND INVESTIGATING
 AT AN OPPORTUNE TIM