03/10 04/09 05/09 



New logger S/M213604 TEMP/RH ... 



06/08 



07/06 

 S/N 213604 



Figure 7. Mine temperature of the Gypsum Mine Adit #2, Jefferson County, Montana, from 

 January- July 1999. Electronic data recorder was 8.0 m from the mine portal. 



12 



