Hayden Memorial Geological Pubtd. 



Mrs. Emma W. Hayden has given to the Academy of Natural 

 Sciences of Philadelphia intrust the sum of S2,o00 to be known as 

 the Hayden Memorial Geological Fund, in commemoration of her 

 husband, the late Prof. Ferdinand V. Hayden, M. D., LL. D. Ac- 

 cording to the terms of the trust, a bronze medal and the balance of 

 the interest arising from the fund are to be awarded annually for the 

 best publication, exploration, discovery or research in the sciences 

 of geology and paleontology, or in such particular branches thereof 

 as may be designated. The award and all matters connected there- 

 with are to be determined by a committee to be selected in an appro- 

 priate manner by the Academy. The recognition is not confined to 

 American naturalists. 



