      
 HISTORY
  LS1375/17--SUBM ROCK; SCALED AT 1:20,000 IN LAT 46-29-41.3N, LONG ì
84-40-42.6W, BASED ON US STANDARDS DATUM.
  CHART 14884--2/83 EDITION; SCALED AT 1:40,000 IN LAT 46-29-39.1N, LONG ì
84-40-46.0W.
  TP00204/82--REV. CLASS III; "NOT