ET JUBILÉ DE M. LE JOLIS 91 



célébration vvas read and the secretary was directed to enter 

 upon the records a minute indicating that the Wisconsin Academy 

 sends to you most cordial greetings and congratulations and 

 expresses the hope that it may long enjoy the intercourse which 

 your excellent work has made valuable to us. 



Very respectfully, E. B. Skinner, Secretary. 



Académie des Sciences naturelles de Philadelphie. 



Philadelphia, November 1, 1901. 



The Academy of Natural Sciences of Philadelphia has the honor 

 to acknowledge thereceipt of the notification of the approaching 

 fiftieth anniversary of the foundation of the Société Nationale 

 des Sciences Naturelles et Mathématiques de Cherbourg. 



It gives the Academy much pleasure to send to the Society its 

 félicitations on the happy event and its congratulations on the 

 brilliant work accomplished during the half century of its exis- 

 tence as embodied in the thirty-one volumes of its Memoirs. 



The Academy desires to express its best wishes for the conti- 

 nued prosperity of the Society and to hope that the cordial rela- 

 tions so long existing may continue to their mutual benefit and 

 for the advancement of the interests of science. 



Samuel G. Dixon, Président. Edward J. Nolam. Secretary. 



Société scientifique américaine, a Philadelphie. 



Philadelphia, November S^*» 1901. 



To the Société Nationale des Sciences Naturelles et Mathé- 

 matiques de Cherbourg. 

 The American Philosophical Society sends cordial greetings to 

 the Société Nationale des Sciences Naturelles et Mathématiques 

 de Cherbourg on the occasion of the 50'^ Anniversary of its foun- 

 dation, and congratulations upon the splendid vigor the Society 

 shows upon reaching this important milestone in its history. 



The American Philosophical Society expects that the anticipa- 

 tions of prosperity and progress which the past fifty years justify 

 will be fuUy realized at the next semi-centennial célébration of 

 the Société Nationale des Sciences Naturelles et Mathématiques 

 de Cherbourg. 



J. Minis Hays, Secretary. 



