206 LIFE OF PROFESSOR HUXLEY CHAP. VIII 



say this without forgetting Montmartre, Siwalik, or 

 Pikermi and I think that I am quite safe in adding 

 that no collection which has been hitherto formed 

 approaches that made by Professor Marsh, in the com- 

 pleteness of the chain of evidence by which certain existing 

 mammals are connected with their older tertiary ancestry. 

 It is of the highest importance to the progress of 

 Biological Science that the publication of this evidence, 

 accompanied by illustrations of such fulness as to enable 

 palaeontologists to form their own judgment as to its 

 value, should take place without delay. I am yours very 

 faithfully, THOMAS H. HUXLEY. 



Breaking their journey at Boston, they went from 

 Newport to Petersham, in the highlands of Worcester 

 County, where they were the guests of Mr. and Mrs. 

 John Fiske, at their summer home. Among the 

 other visitors were the eminent musical composer Mr. 

 Paine, the poet Cranch, and daughters of Hawthorne 

 and Longfellow, so that they found themselves in the 

 midst of a particularly cheerful and delightful party. 

 From Petersham they proceeded to Buffalo, the 

 meeting-place that year of the American Association 

 for the Advancement of Science, which my father had 

 promised to attend. Here they stayed with Mr. 

 Marshall, a leading lawyer, who afterwards visited 

 them in England. 



A week was spent at Niagara, partly in making 

 holiday, partly in shaping the lectures which had to 

 be delivered at the end of the trip. As to the im- 

 pression made upon him by the Falls an experience 

 which, it is generally presumed, every traveller is 

 bound to record I may note that after the first dis- 



