Darwin a member of the Plinian Society, of Edinburgh ; makes
natural history excursions ; his first scientific paper read
March, 27, 1827; friendship with Dr. Grant, Jameson's
lectures on zoology ; Darwin enters Christ's College, Cam.
bridge, in 1828; his friendship with Prof. Henslow ; his
account of Henslow; Darwin at this time specially an
entomologist ; his excursions with Henslow; takes B.A.
degree in 1831, M.A. in 1837 ; voyage of Beagle proposed,
and Darwin appointed as naturalist; the Beagle sails on Dec.
27, 1831 ; Darwin's letters to Henslow published 1835 ;
1832, Darwin at Teneriffe, Cape de Verde Islands, St.
Paul's Rocks, Bahia, Rio de Janeiro (April); excursions
into interior and amusing adventures ; his experiences and
horror of slavery ; at Monte Video, July ; Maldonado,