ILLUSTRATIONS 



Page 

 "Rim of the World." San Bernardino Plateau. Scenery 

 produced by down-cutting streams on rising fault block. 

 (Palmer Studio) Frontispiece 



Shaded relief map of a portion of Southern California 

 adjacent to Cajon and San Bernardino Passes 21 



The fatal tower of San Juan Capistrano Mission. 



From an old print 25 



Artistic but unsafe masonry detail. San Juan Capistrano 



Mission 28 



Fault lines in limestone quarry near Riverside 38 



Plate from Paper 106, U. S. Coast Survey, which suggested 

 the alleged movements along the San Andreas Rift 53 



Compilation of the revised data of the Survey which cancels 



the previous determinations 57 



Sierra Nevada Summit. Showing weathering and glaciation. 



(Auto Club) ^^ 



East scarps of the San Jacinto Highlands 77 



Small faults, Griffith Park, Los Angeles 84 



Older parallel rifts, South of Sierra Pelonna 91 



Three fault block ridges, San Jacinto Highland. Erosion 



grooves in foreground 96 



San Bernardino master fault scarp. East of Redlands. 



(Mendenhall) 102 



Parallel rifts of San Bernardino scarp. Cut across by Mill 



Creek. (Mendenhall) 10'' 



Sub-recent parallel faults. San Andreas Rift near Pettiway 110 

 Interior fault lines of several directions. Griffith Park Road, 



Summit Pass 1 1^ 



Kern River Rift Line. Accompanied by "kernbuts" and 



"kerncols." (C. H. Lee) 118 



San Bernardino scarp at Arrowhead. Rises six thousand 



feet. (W. C. Mendenhall) 123 



Beaded fault block between parallel rifts, Bouquet Canyon. . 127 

 Rift line showing disturbance on the Colorado Desert floor. . 133 



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