CALIFORNIA OLIVE CULTURE EXTRACTING OIL. 



57 



Olea Fragrans. Odoriferous olive tree from China and 

 Japan. Tree grows from three to six feet, having branches 

 more flexible than those of the other olive trees. 



Olea Rubra. Resembles the Olea fragrans; its leaves are 

 larger and its bearing is also more arborescent, but it produces 

 scanty flowers, and its flowers are very small and do not differ 

 from those of the more common species. 



Olea Serratifolia. Tree with leaves indented like a saw. 



There are also the Olea Chrysophylla, Olea Floribunda, Olea 

 Arborea, Olea Ilicifolia, Olea Ferruginea. 



EXTRACTING OLIVE OIL. 



,*& 



^j&^wuik 



*"The mode of ex- 

 tracting oil from the 

 olive, which was prac- 

 ticed thousands of 

 years ago, still obtains, 

 but with machinery 

 better adapted for 

 economical work, 

 steam being substitut- 

 ed for the labor of men 

 and animals. To be 

 able to obtain 

 largest quantity of oil 

 possible from the olives 

 they must be on the 

 trees till ripe, and 

 shriveled but quan- 

 tity is at the expense of 

 quality. The finest 

 grade of oil can only 

 be obtained by gather- 

 ing the fruit while it is 



yet hard, but Suffi- Olive Crusher at Camulos; first built in the State, aside 

 Ciently ripe to allow from the one at San Diego Mission. 



the pit to be squeezed out without carrying any of the flesh 

 *Hon. Frank A. Kimball, of National City. 



^^? . m 



I 



