208 ENGLISH MEN OF SCIENCE. [CHAP. 



men, commanders, or statesmen, or, still more, 

 of divines. 



Physics and Mathematics. (10) The origin 

 of my interest in .... is mainly due to my 

 father's knowledge of geology, navigation, and 

 engineering. (11) Primarily derived [both by 

 education and inheritance] from my father. 



Chemistry. (3) Permission to carry en little 

 experiments at home, in a room set apart for 



the purpose Subsequently residing abroad 



and my mother making a home for me there. 

 (4) I was taught at home with iny brothers ; 

 we had always the example of industry, and were 

 encouraged to think for ourselves. (8) My 

 father gave me [some books on chemistry, 

 and] I owe to my mother a child's curiosity 

 and afterward a man's reverence for scientific 

 truth. (11) My tastes received no encourage- 

 ment whatever from relations, my mother 

 excepted. 



Geology. (1) My father and an aunt collected 

 specimens. (4) I was indebted in a high degree 





