On This Date in Minnesota History: July 23

July 23, 1901 - Chisholm was incorporated [on this date]. “Its great mine, first worked in 1889, and the village, are named in honor of Archibald Mark Chisholm, a principal explorer of the Mesabi range.”
http://genealogytrails.com/minn/stlouis/history.html

http://www.dessertfamily.com/amchisholmpg2.asp