111.] 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 prosecute 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 chiefassistant.
Statistics.-(4) Very clear occasional lectures, when a boy, on moral and economical subjects ;