474 BULLETIN 191, UNITED STATES NATIONAL MUSEUM 



Peters, Harold Seymore. 



1936. A list of external parasites from birds of the eastern part of the Unitefi 



States. Bird- Banding, vol. 7, pp. 9-27. 

 Peters, James Lee. 



1920. A new jay from Alberta. Proc. New England Zool. Club, voL 7, 

 pp. 51-52. 



1927. Descriptions of new birds. Proc. New England Zool. Qub, voL 9, 



pp. 111-113. 

 Pettingill, Eleanor Rice. 



1937. Grand Manan's Acadian chickadees. Bird-Lore, vol. 39, pp. 277-282. 

 Philipp, Philip Bernard, and Bowdish, Beecher Scoville. 



1919. Further notes on New Brunswick birds. Auk, voL 36, pp. 36-45. 

 Philipson, W. Raymond. 



1933. The rook roosts of South Northumberland and the boundaries between 

 their feeding territories. British Birds, vol. 27, pp. 66-71. 

 Pickens, Andrew Lee. 



1928. Auditory protective mimicry of the chickadee. Auk, vol. 45, pp. 302-304. 

 Pierce, Fred John. 



1922. A crow that nearly "looped the loop." Wilson Bull., vol. 34, p. 115. 

 Piers, Harry. 



1898. Remarkable ornithological occurrence in Nova Scotia. Auk, vol. 15, 

 pp. 195-196. 

 Potter, Laurence Bedford, 



1927. Freak nesting site of a magpie. Condor, vol. 29, p. 249, 

 1932. Unusual nesting sites. Can. Field Nat., vol. 46, p. 49, 

 PowYS, Thomas Lyttleton (afterward Lord Lilford). 



1860. Notes on birds observed in the Ionian Islands, and the Provinces of 

 Albania proper, Epirus, Acarnania, and Montenegro. Ibis, voL 2, 

 pp. 1-10, 133-140, 228-239. 

 Price, John Basyl. 



1936. The family relations of the plain titmouse. Condor, vol. 38, pp. 23-28. 

 Pycraft, William Plane. 



1918. Some neglected aspects in the study of young birds. Trans. Norfolk 

 and Norwich Nat. Soc, vol. 10, pp. 408-416. 

 Rathbun, Samuel Frederick. 



1911. Notes on birds of Seattle, Washington. Auk, vol. 28, pp. 492-494. 

 1916. The Lake Crescent region, Olympic Mountains, Washington, with notes 

 regarding its avifauna. Auk, vol. 33, pp. 357-370. 

 Ray, Milton Smith. 



1916. More summer birds of San Francisco County. Condor, vol. 18, pp. 

 222-227. 

 Reed, James Harris. 



1897. A novel idea of a tufted titmouse. Auk, vol. 14, p. 325. 

 Reed, Ward. 



1927. A note on a habit of the tufted titmouse. Wilson Bull., vol. 39, p. 107. 

 Rhoads, Samuel Nicholson. 



1894. A reprint of the North American Zoology, by George Ord, pp. 290-361. 



