GASSINIA 



An Annual Devoted to the Ornithology of 

 Pennsylvania, New Jersey, and Delaware 



CONTENTS 1918 



Cassinia 



The Birthplace of John Cassin {Fronfispiece) 

 Hesselius on the Natural History of Delaware 

 Activities of the D. V. O. C. 

 Report oil the Spring Migration of 1918 



Abstract of the Proceedings of the Delaware Valley Ornitholog- 

 ical Club for 1918 

 Club Notes 

 Bibliography, 1918 

 List of Officers and Mernbers of the D, V. O, C, 19119 





PAGB 



Wither Stone 



I 



F. H. Shelton 



3 





6 





19 



WiTMER Stone ^ 



22 



J, Fletcher Street 



38 





42 





45 





48 



PUBLICATJONS OF THE D. V. O. C. 



The Birds of Eastern Pennsylvania and New Jersey, by 



Witmer Stone, pp. 176 with two maps and portrait of 

 Alex. Wilson. One Dollar and a half . (Post paid, $1.62) 



Abstract ofProceedings, Full Set Nos.I-IV. (i89o-i9oo)pp. 98, Fifty cents 

 Cassinia, published annually beginning with 1901 ; comprising 

 papers relating to the Ornithology of Pennsylvania, 

 New Jersey and Delaware, and an abstract of the pro- 

 ceedings of the Club. Edited beginning with No. XX, 

 1916, by Spencer Trotter. Subscription price Fifty cents 



Back numbers of most issues still obtainable at subscription prices. 



Address Delaware Valley Ornithological Club, 

 Care Acadcmy of Natural Sciences, 



Logan Square, Philadelphia. 



Contributed articles, books, and all publications should be sent to Dr. Spencer 

 Trotter, Swarthmore College, Swarthmore, Pa. 



Samuel C, Palmer, 



Publication Committee 



George Svencer Morris, Chairman, 



Witmer Stone, 



Spencer Trotter, 



