40 ANNUAL REPORT OF THE 



REPORT ON THE GEOLOGICAL COLLECTION. 



By Robert W. Sayles. 



During the past year, six more transparencies have been added 

 to the window space separating the room devoted to Dynamical 

 and Structural Geology from the hall. The full set of twelve 

 transparencies illustrating some of the principal phases of water 

 action on the earth is now complete. The subjects chosen are as 

 follows: — Vesuvius in eruption; Fuji, Japan, quiescent; Cleo- 

 patra Terrace, Yellowstone National Park; Waunanga Geyser 

 in New Zealand in action; Luray Cave, Virginia; Adelsburg Cave, 

 Austria; Grand Canyon of the Colorado River, Arizona; Yellow- 

 stone Canyon, Yellowstone National Park; Lake Louise, Canadian 

 Rockies; Gorner Grat Glacier and Monte Rosa, Switzerland; 

 Coast of England near Land's End; Coast of Capri, Italy. 



The north room is to be devoted to Economic Geology; it has 

 been fitted with three large wall cases and two large central cases, 

 and is ready for exhibits. 



