LETTER OF TRANSMITTAL 
Des Moines, Iowa, July 5, 1904. 
To His Excellency, Albert B. Cummins, Governor of Iowa: 
Sir — In accordance with the provisions of Title 2, chapter 5 
section 136, Code 1897, I have the honor to transmit herewith 
the proceedings of the eighteenth annual session of the Iowa 
Academy of Sciences. 
Respectfully submitted. 
T. E. Savage, 
Secretary Iowa Academy of Sciences. 
