240 U.S. NATIONAL MUSEUM BULLETIN 2 33 



MUNRO, J. A. 



1949. The birds and mammals of the Vanderhoof region, British Columbia. 

 Amer. Midland Nat., vol. 41, pp. 138. 

 Murray, Joseph James 



1957. The birds of Rockbridge County, Virginia. Virginia Avifauna, no. 1, 

 pp. 59. 

 Naitman, E. D. 



1930. The nesting habits of the Baltimore oriole. Wilson Bull., vol. 42, 



pp. 295-296. 

 Neff, Johnson A. 



1926. Against the cowbird. Oologist, vol. 41, pp. 149-151. 

 Nehrling, Henry 



1893. Our native birds of song and beauty. Vol. 2, pp. 452, pis. 36. 

 Nero, Robert W. 



1949. Baltimore oriole and young cowbird. Passenger Pigeon, vol. 11, 

 p. 132. 

 Newman, Robert J. 



1957. Central southern region. Audubon Field Notes, vol. 11, pp. 409-413. 

 Newman, Robert J., and Warter, Stuart L. 



1959. Central southern region. Audubon Field Notes, vol. 13, pp. 434-437. 

 Nice, Margaret Morse 



1929. The fortunes of a pair of Bell vireos. Condor, vol. 31, pp. 13-20. 



1931. The birds of Oklahoma. Rev. ed., pp. 224, figs. 12. 



1932. The song sparrow breeding season of 1931. Bird Banding, vol. 3, 



pp. 45-50. 

 1936. The cowbird as a subject of study [abstract of paper read]. Wilson 



Bull., vol. 48, p. 60. 

 1937a Curious ways of the cowbird. Bird-lore, vol. 39, pp. 196-201. 

 1937b. Studies in the life history of the song sparrow, Part 1. Trans. 



Linnaean Soc. New York, vol. 4, pp. 247. 

 1939. Observations on the behavior of a young cowbird. Wilson Bull., 



vol. 51, pp. 233-239 



1941. Robins and cowbird eggs. Bird Banding, vol. 12, pp. 33-34. 



1943. Studies in the life history of the song sparrow, II. Trans. Linnaean 



Soc. New York, vol. 6, pp. 1-328. 

 1949. The laying rhythn of cowbirds. Wilson Bull., vol. 61, pp. 231-234. 

 1953. The question of ten-day incubation periods. Wilson Bull., vol. 65, 



pp. 81-93. 



1957. Nesting success in altricial birds. Auk, vol. 74, pp. 305-321. 

 Nichols, C. K. 



1949. Hudson-St. Lawrence region. Audubon Field Notes, vol. 3, pp. 

 229-231. 

 Niokell, Walter P. 



1942. The nesting of the willow thrush in Charlevoix County, Michigan. 



Jack-Pine Warbler, vol 20, pp. 99-108. 

 1951. Studies of habitats, territory, and nests of the eastern goldfinch. Auk, 

 vol. 68, pp. 447-470. 



1955. Notes on cowbird parasitism on four species. Auk, vol. 72, pp. 88-92. 



1956. Nesting of the black-capped chickadee in the southern peninsula of 



Michigan. Jack-Pine Warbler, vol. 34, pp. 127-138. 



1958. Brown-headed cowbird fledged in nest of catbird. Wilson Bull., vol. 



70, pp. 286-287. 



