74 SOUTHERN CALIFORNIA GEOLOGY 



continuation of, or analogies with this true Coast sys- 

 tem of Northern California are to be found here, un- 

 less, as we shall show is probable, they are repre- 

 sented by the sunken Catalina ranges of the sub- 

 merged Continental Shelf. One of the first essentials 

 to the understanding of the geology of Southern Cali- 

 fornia is to rid the mind of the erroneous concept that 

 the Coast Ranges are found south of "the Tehachapi." 



SOUTHERN CALIFORNIA 



What is the enchantment that draws one to Southern 

 California again and again ? How may one describe or 

 explain its individuality? Few, if any, have ever 

 stopped to analyze its make-up or to seek the key to its 

 attractiveness. 



Does one come here to escape the chilly winters of 

 New England, the fogs of Britannia, the smoke of the 

 soft-coal districts of St. Louis and Pennsylvania, the 

 mosquitoes of New Jersey, the mugginess of Boston 

 and Washington, the malaria of the southern swamps, 

 the twisters and tornadoes of the mid-continent area, 

 the monotonousness of the prairies and the blizzards of 

 the northwest? It is the charm of the Southern Cali- 

 fornia climate and scenery — due to its varied geological 

 and physical conditions — that brings you here, rather 

 than the evils which drove you away from your former 

 moorings. 



Why is it that one never tires of its wonderful out- 

 doors, its roads, its sea-borders, its picturesque valleys, 

 its mountain canyons, its high-forested plateaux, or 

 what the newcomer, not yet educated to its charms, 

 may call its "desert wastes"? 



The answer is found in the physiographic and geo- 



