312 NEW ENGLAND TREES IN WINTER. 



ACKNOWLEDGMENTS 



Acknowledgments are due to Prof. C. S. Sargent, Prof. J. G. 

 Jack, Mr. Jackson Dawson, and Mr. E. W. Curtis for courtesies 

 in the museum and grounds of the Arnold Arboretum where 

 many of the photographs were taken; to Prof. B. L. Robinson for 

 assistance in checking up the scientific names; to the Connecticut 

 State Forester S. M. Spring, for suggestions as to what cultivated 

 trees are of sufficient value in New England forestry to be included 

 in this publication ; to Mr. T. F. Eady, for supplying the additional 

 galley sheets used by the students; to Mr. Robert Weller for 

 his painstaking care in the reproduction of the photographs; to 

 Mr. A. F. Schulze for compiling the index; to Miss E. M. 

 Whitney for reading the proof; to the Station Director, L. 

 A. Clinton,, for the generous way in which the undertaking has 

 been supported; and especially to the students whose interest in 

 trees in winter first suggested this publication and whose co-opera- 

 tion in its production has given it its finished form. 



ALBERT FRANCIS BLAKESLEE. 

 CHESTER DEACON JARVIS. 

 Storrs, Conn., June, 1911. 



