IOWA ACADEMY OF SCIENCES. 



265 



Investigations carried on with the water supply of var- 

 ious wells in the vicinity of Ames by Messrs. McKinley 

 and Thomas and Mr. Faurot gave the following results: 



FAUROT S WELL. 



OTIS HOUSE WELL. 



LABORATORY TAP. 



PARSON S WELL. 



October 23d 

 October 23d 



Average . 



Without ice. Second pumping. No gas. 

 Without ice. First pumping. 



