General Interest Article
Proceedings of the Iowa Academy of Science
© Copyright 1951 by the Iowa Academy of Science, Inc.
"Proceedings of the Sixty-Third Meeting of the Iowa Academy of Science Held at Wartburg College, Waverly, Iowa, April 20 and 21, 1951: Minutes of the 1951 Meeting,"
Proceedings of the Iowa Academy of Science: Vol. 58:
, Article 4.
Available at: https://scholarworks.uni.edu/pias/vol58/iss1/4