U.NIVK7 T ~v o~ . 

 /7/ SANTA BAIiBAilA 



CONTENTS. 



PiGB 



TOWN GEOLOGY PREFACB 3 



I. THK SOIL OP THE 



II. THE PEBBLES IN THE STREET . . , , . 47 



III. THK STONES IN THK WALL , .... 70 



IV. THK COAL IN THE FIRE 



V. THE LIME IN THE MORTAR , , . 11] 



VI. THE SLATES ON THE ROOF , 126 



(JN BIO-GEOLOGY 155 



THE STUDY OF NATURAL HISTORY . . . .181 



