THE 



WILLIAM KEITH BROOKS 

 MEMORIAL VOLUME 



(Volume 9) 

 of the 



Journal of Experimental Zoology 



Will be issued in four numbers during the latter half 

 of 1910. It will include over 900 pages, with numerous 

 plates and text figures. 



This volume will contain a biographical sketch of 

 Professor Brooks, edited by Professor H. V. Wilson, with 

 several portraits, in addition to a large number of scientific 

 papers by some of Professor Brooks' most distinguished 

 American and foreign students. 



The edition of this volume will be sufficient to supply 

 the special subscriptions which have been received in 

 addition to the regular subscribers to the Journal of 

 Experimental Zoology. 



SUBSCRIPTION PRICE, $5.00 FOREIGN, $5.50 



Additional copies may be secured by sending orders 

 promptly to the Wistar Institute of Anatomy and Biology, 

 36th Street and Woodland Avenue, Philadelphia, Pa., 

 U. S. A. 



(SEE FOLLOWING PAGES FOR COMPLETE CONTENTS) 



