General Interest Article
Proceedings of the Iowa Academy of Science
©1937 Iowa Academy of Science, Inc.
"Proceedings of the Fifty-First Annual Meeting of the Iowa Academy of Science, Held at Dubuque, April 16 and 17, 1937: Minutes of the 1937 Meeting; Staff & Committee Reports,"
Proceedings of the Iowa Academy of Science, 44(1), 9-20.
Available at: https://scholarworks.uni.edu/pias/vol44/iss1/4