     
HISTORY
REVISORY SURVEY 1941--VISIBLE PILES; SCALED AT 1:15000 FROM CHART 14974 (NAD  
 1902) IN LAT 46-35-49.4N, LONG 90-53-04.6W.  NOW SCALED IN NAD 83.                               
TP00439--(78-80)REVIEWED CLASS 1; NOT SHOWN.  (ENTERED 3/8