10 
IOWA ACADEMY OF SCIENCES. 
“A Preliminary List of the Flowering Plants of Madison County.” — H. 
A. Mueller. 
“Remarkable Occurrence of Aurichalcite. ” — Charles R. Keyes. 
“Certain Basin Features of the High Plateau Region of Southwestern 
United States. Charles R. Keyes. 
“Note on the Carboniferous Faunas of Mississippi Valley in the Rocky 
Mountain Region.” — Charles R. Keyes. 
“A Convenient Voltaic Cell.” — L. Begeman. 
