398 



- emare/ it soon ^' 

 ..ciLi^nal exchange? 

 :st to briefly al' .rlier 



In 1694 the Royal Library of 



for new books printed in 

 '^•"nnino- of thp present 



Arts arici bcicnces instituted the e: o 



V i-^rotessor Hei "ers. 



Monsieur mare about 1832 made an ef! 



li^h an pvrhnnae of duplicates between some of ...^ ^.....^.^^. 



"oe, and succeeded in interestr - of 



his efforts 



^Q, and secured the 



ac^ in 184^ ^- 



ijrary of ress to 



c t the nd the United s. 



:t to estab. stem of exchanges, 



of natural history specimens, was made by the Natio'^ ,.,Ji- 

 tute in May, 1840, which rjssulted in securing man ^ ' 



ction. 



ii addition to assisting 



I He is 



becan ng 



v,l1 .1- 



re 

 ion of a system c :»e has 



''-•■' -f 



■11 



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