General Interest Article
Proceedings of the Iowa Academy of Science
©1935 Iowa Academy of Science, Inc.
"Proceedings of the Forty-Ninth Annual Meeting of the Iowa Academy of Science, Held at Grinnell, April 19 and 20, 1935: Minutes of the 1935 Meeting; Staff & Committee Reports,"
Proceedings of the Iowa Academy of Science, 42(1), 9-18.
Available at: https://scholarworks.uni.edu/pias/vol42/iss1/4