General Interest Article
Proceedings of the Iowa Academy of Science
© Copyright 1953 by the Iowa Academy of Science, Inc.
"Proceedings of the Sixty-Fifth Meeting of the Iowa Academy of Science Held at Cornell College, Mt. Vernon, Iowa, April 17 and 18, 1953: Minutes of the 1953 Meeting,"
Proceedings of the Iowa Academy of Science: Vol. 60:
, Article 3.
Available at: https://scholarworks.uni.edu/pias/vol60/iss1/3