282 The Franklin Bi-centennial 



THE BUFFALO SOCIETY OF NATURAL 

 SCIENCES 



The Buffalo Society of Natural Sciences 

 Of Buffalo, N. Y. 



(Organized, 1861. Incorporated, 1863) 



Acknowledges with pleasure the invitation of 



The American Philosophical Society 



Held at Philadelphia for Promoting Useful 



Knowledge, 1743 



To be represented at 

 The Celebration of the Two Hundredth Anni- 

 versary of the Birth of its Founder 

 To be held in Philadelphia, April 17, 18, 19 

 and 20, 1906 

 The Society takes this opportunity of felicitating 

 The American Philosophical Society 

 on this auspicious occasion, and will be 

 represented by its President 

 Thomas Guilford Smith, A.M., C.E., LL.D. 

 to convey in person its cordial greeting and 

 congratulation 



By order of the Board of Managers 



Elizabeth J. Litson, 

 (Seal) Director of the Museum. 



Carlos E. Cummings, A.B., M.D. 

 Buffalo, April 2, 1906 Secretary. 



