Rowan, W.
1926. Notes on Alberta waders included on the British list. Part II. Brit. Birds, 20(2):34-42, June 1.
Ruth, E. L.
1952. The Bay-breasted Warbler in Kansas. Kansas Orn. Soc. Bull., 3(3):18-19.
Sibley, C. G.
1950. Species formation in the Red-eyed Towhees of Mexico. Univ. California Publ. Zoöl., 50(2):109-194, November 24.
Spofford, W. R.
1949. Mortality of birds at the ceilometer of the Nashville airport. Wilson Bull., 61(2):86-90, June.
Stone, W.
1906. Some light on night migration. Auk, 23(3):249-252, July.