INFLUENCE OF THE WAR. 569 



holds of learning, abating nothing of their 

 efficiency, but keeping their armories bright 

 against the return of peace, when the better 

 weapons of civilization should again be in 

 force. Toward this end he worked with re- 

 newed ardor, and while his friends urged him 

 to suspend operations at the Museum and hus- 

 band his resources until the storm should have 

 passed over, he, on the contrary, stimulated its 

 progress by every means in his power. Occa- 

 sionally he was assisted by the Legislature, and 

 early in this period an additional grant of ten 

 thousand dollars was made to the Museum. 

 With this grant was begun the series of illus- 

 trated publications already mentioned, known 

 as the " Bulletin of the Museum of Com- 

 parative Zoology in Cambridge." 



During this period he urged also the foun- 

 dation of a National Academy of Sciences, 

 and was active in furthering its organization 

 and incorporation (1863) by Congress. With 

 respect to this effort, and to those he was at 

 the same time making for the Museum, he 

 was wont to recall the history of the Univer- 

 sity of Berlin. In an appeal to the people in 

 behalf of the intellectual institutions of the 

 United States during the early years of the 

 war he says : " A well known fact in the his- 



