In later life Agassiz made to us some prophecies in which we may 
trace his enjoyment of the finest physical health and strength. Health 
and strength indeed belonged to everything which he said and did. 
Among other things he said, twenty-five years ago, that the last 
years of our century, — the twentieth, would see a population of a hun- 
dred million of people in the valleys of the upper Amazon. I like to 
keep in memory this brave prophecy, because I am sure it will come 
true. 
From A LETTER FROM Proressor F. W. Putnam. 
Read by CuarLes D. Watcort, who gave also his own token of 
appreciation of Agassiz. 
“Tt is a real grief to me that I cannot take this opportunity to offer 
tribute to my beloved and honored teacher, — Louis Agassiz. What a 
pleasure it would be to me to say a few words of appreciation of that 
great and good man. Not alone to speak of his scientific achievements, 
which are known the world over, but, from my intimate association 
with the great naturalist, to tell of all he did, fifty years ago, for the 
advancement and encouragement of the study of natural history; to 
picture his inspiring method of teaching; and to dwell on his goodness 
of heart, his genial magnetic personality and his wonderful power of 
winning the life-long devotion of his students.” 
JAMES DWIGHT DANA. 
By Artruur T. HApLey. 
It was my privilege to know James Dwight Dana intimately during 
my early years. To boyhood’s imagination his figure typified the man 
of science; his life personified the spirit of scientific discovery. Wider 
acquaintance with the world has not in any way dimmed the brightness 
of that early impression. 
The services of the geologist are today recognized by every one, and 
sought by all who can afford them. If he would make a voyage of 
exploration and discovery, the resources of the world of finance are 
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