NO. 3 



SMITHSONIAN EXPLORATIONS, I915 



5 



Upwards of five tons of specimens were collected and shipped to 

 the National Museum. This collection permits of the preparation 

 of a special Yellowstone Park exhibit of great beauty and interest.' 



Fig. 5. — Liberty Cap at IMammoth Hot Springs. A dead geyser cone slowly 

 being destroyed tbrough action of rain, frost, and changing temperatures. 

 Profile on right-hand face of cone suggests spirit of dead geyser. Photograph 

 by Walcott. 



* In his work through the Park, Dr. Walcott was assisted by Airs. Walcott 

 and Messrs. Sidney and Stuart Walcott, and Charles D. Flaherty. 



