ILLUSTRATIONS 



MOUNTAIN SHEEP (Ovis nelsoni) .. . . Frontispiece 

 From a drawing by Attan Brooks, reproduced by per- 

 mission of the State Fish and Game Commission of 

 California. 



TlSSIACK FROM GLACIER POINT: TENAYA CANON . 20 



MOUNT SHASTA AFTER A SNOWSTORM . . . . 30 

 Photograph by Pittsbury's Pictures, Inc., of San 

 Francisco 



AT SHASTA SODA SPRINGS . . . , . , . .48 



IN THE WAHSATCH MOUNTAINS . ' . . . . 106 



SEGO LILIES (Calochortus Nuitallii) . . . .134 



SAN GABRIEL VALLEY . 138 



THE SAGE LEVELS OF THE NEVADA DESERT . . 168 



MOUNT RAINIER FROM THE SODA SPRINGS . . . 262 



THE OREGON SEA-BLUFFS 274 



CAPE HORN, COLUMBIA RIVER . . . . . 340 



THE GRAND CANON AT O'NEILL'S POINT . . . 348 



Att but the first three illustrations are from photo- 

 graphs by Herbert W. Gleason 



