American addresses : with a Lecture on the study of biology / by Thomas H. Huxley.

London : Macmillan, 1877.

164 pages : illustrations ; 23 cm

This edition was reprinted in 1886

I. Three lectures on evolution: I. The three hypotheses respecting the history of nature. II. The hypothesis of evolution. The neutral and the favourable evidence. III. The demonstrative evidence of evolution.--II. An address on the occasion of the opening of the Johns Hopkins university (Baltimore, September 12, 1876)--III. A lecture on the study of biology, in connection with the loan collection of scientific apparatus (South Kensington museum, December 16, 1876)