The Burton Memorial Tower - Burton Tower on the University of Michigan campus. By I, Cacophony, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=2514006
A plaque on Burton Tower, at the University of Michigan Ann Arbor, Michigan By AndrewHorne - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=15074616
