IOWA ACADEMY OF SCIENCE 
189 
Page 
Knight, Nicholas 105, 107, 109 
Pammel, L. H 47 
Peck, Morton E 177 
Robb, Luella 47 
Rockwood, Elbert W 99 
Ross, L. S 97 
Shimek, B 57, 77, 117 
Tilton, John L 13 
Wheat, A. J Ill 
Wheat, G. G Ill 
Wilson, Guy West 85, 169 
