SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 75, NO. 1, PL. 3 





West face of Red Wall Fault Breccia facing fault line, on north side of Sinclair 

 Canyon above Banff-Windermere motor road, one-half mile (.8 km.) above Radium 

 Hot Springs. (Photo by Walcott, 1922.) 



