JV VERY snow-fall caused a snow-slide to rush 

 ^1^ down Bobtail Gulch. This run-off of snow 

 was as regular as the run-off of storm-water. 

 The snow which accumulated at the head of 

 this gulch was a danger to the trail below, and 

 if the snow showed the slightest hesitation to 

 "run" when the storm had ended, a miner from 

 a neighboring mine started it by rolling a few 

 stones into it or by exploding a stick of dyna- 

 mite near by. 



During my stay at a miners' boarding-house 

 in the San Juan Mountains a heavy snow-fall 

 came to a close. "Has the Greagory run yet?" 

 inquired the foreman of one of the miners. 

 "No." "Better start it, then." Ten minutes 

 later fifty thousand tons of snow went plung- 

 ing down Greagory Gulch. 



"This cabin will never be caught by a snow- 



79 



