38 BIKDS OBSERVED AT WASHINGTON, D. C. 



Junco. Abundant Winter Visitant, October 5 to April 25. 



Tree Sparrow. Abundant Winter Visitant, November 1 

 to April 5. 



Redpoll. Very rare and irregular Winter Visitant. 



Snowflake. Casual in winter; one instance. 



American Crossbill. Irregular Winter Visitant, some- 

 times abundant. 



Pine Grosbeak. Casual in winter. 



Goldfinch. Common Permanent Visitant. 



Purple Finch. Common Winter Visitant, September 15 

 to May 15 ; largely a migrant. 



Rose-breasted Grosbeak. Rather common Transient Vis- 

 itant, May 1 to 20 ; August 25 to October 1. 



Towhee. Common Summer Resident; very common 

 Transient Visitant, April 15 to May 15; September to 

 October 15 ; a few winter. 



Indigo Bunting. Common Summer Resident, April 28 

 to October 15. 



Cardinal. Common Permanent Resident ; less common 

 than formerly. 



Scarlet Tanager. Common Transient Visitant ; rare Sum- 

 mer Resident, April 28 to October 7. 



Barn Swallow. Common Summer Resident ; more abun- 

 dant Transient Visitant, March 28 to September. 



Cliff Swallow. Common Summer Resident ; more com- 

 mon Transient Visitant, April 15 to September 21. 



Bank Swallow. Rare Summer Resident, April to September. 



Tree Swallow. Common Transient Visitant, April 1 to May 

 25 ; July 10 to September. 



Purple Martin. Rather common Summer Resident, April 

 12 to September 15. 



Cedar Wax wing. Very common Permanent Resident ; 

 less so in winter. 



Northern Shrike. Rare and irregular Winter Visitant, 

 November to February. 



Red-eyed Vireo. Very common Summer Resident, April 

 25 to October 15. 



Warbling Vireo. Rather common Summer Resident, 

 April 28 to September 10. 



