05/07 



Hew logger S/N/213613 TEMP/RH 



~1 



06/06 07/06 

 S/N 213613 



Figure 4 Relative humidity of the McDonald Mine East Adit (deep location), Lake County, 

 Montana, from December 1998-July 1999. Electronic data recorder was 106 7 m from 

 the mine portal 



