in.] ORIGIN OF TASTE FOR SCIENCE. 217 



Chemistry. (7) Chiefly to being sent as a 

 pupil to an eminent man of science. 



Geology. (5) Lectures by .... 



Zoology. (5) My scientific tastes were 

 largely promoted by the attractive teaching of 

 . . . . [various professors]. (17) And to being 

 the assistant and close companion of .... 

 (24) I can trace it [in part] distinctly to my 

 intercourse with certain professors. 



Botany. (4) I date my first efforts of any 

 consequence from an early intimacy with . . . . , 

 whose pupil and assistant I was ; the necessity 

 of accurate work then dawned upon me. (6) 

 The companionship of .... incited me to pro- 

 secute botany with vigour ; I was one of his 

 best pupils, and travelled with him, 



Medical Science. (4) Subsequently by the 

 approval of teachers, having been selected chief - 

 assistant. 



Statistics. (4) Very clear occasional lectures, 

 when a boy, on moral and economical subjects ; 



