1488 U.S. NATIONAL MUSEUM BULLET] 27 parts 



Saskatchewan— Davidson, April 2:;. Alba April 21. 

 British Columbia — Tupper Creek, May L5. 



Late dates of spring departure are: Florida • •. May 15; 



Daytona Beach, May 9. Alabama— Florem ogham, May 



11. Georgia — Athens, May 20. South Carolii rleston, May 



19 (median of 9 year-. April 24). North Carolii ■■•. ille, May 21: 

 Raleigh, May 19 (average of 11 years, M: Rich- 

 mond, May 17. District of Columb b of 42 years, 

 May 11). Maryland -Laurel, May 26 (media May 21). 

 Pennsylvania— Blair County, May 20. N pe May, 

 May 14. Connecticut New Haven, Ma\ 

 Martha's Vineyard, May 14 (median of 5 y< Louisi- 

 ana — Baton Rouge, May 5. Mississippi I May 4. 

 Arkansas — Arkansas County, April 29. Tenn< I inty, 

 May 7; Nashville, May 5 (median of 8 3 1 ai -. A Kentucky— 

 Bardstown, May 12. Miss St. Louis, M ian of 13 

 years, May 6). Illinois — Chicago, Ma; May 

 27) ; Port Byron, May 24. Indiana Wayne< edian 

 of 13 years, May 11). Ohio central Ohio, M f 40 

 years, May 16). Iowa — Sioux City, Maj 20 -Racine 

 May 24. Texas— Cove, May 5; Sinton, Api 1 — north- 

 eastern Kansas, May 9 (median of 21 y< \ ota— 

 Vermilion, May r>. North Dakota ' < nige, 

 May 22). California- Salton Sea. Ma;, 



Early dates of fall arrival are: British < \ aiiderhoof, 



September 2. California- Daly City, October - a — Was] 



ton, October 23. Colorado — Mosca, Octobe] iuis Valley, 



October 23. Arizona— Bill Williams Delia. v . North 

 Dakota — Jamestown, August 18; Cass County, S 

 September 15). South Dakota— Sioux Fall 



October 10. K -tern Ki edian 

 of 21 years, October 1). Texas — Cove, Octob< ober 

 30. Wisconsin — Meridian, September 1. I., v. I ity, Sep- 

 tember 25 (median of 3S years, October 5). Oi ral Ohio, 

 September 1 (median of 40 years, September 20;. -Wayne 

 County, September 23 (median of 9 years, Septeml Illinois- 

 Glen Ellyn, September 2 ; Chicago, September 1; e of 16 years, 

 September 22). Missouri— St. Louis, Septembi ian of 13 

 years, October 2). Kentucky— Bowling Green, • - ber 15. Ten- 

 nessee — Knox County, September 26. Arkansas lie, Octo- 

 ber 12. Mississippi— Rosedale, October 22 (mean . . October 

 24). Louisiana— Baton Rouge, October 10. > mpshire— 

 New Hampton, October 30. Massachusetts- Vineyard, 

 August 2S (median of 5 years, September 15). Cone ticut— New 



