244 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



Bradlee and Mowbray, Proc. Boston Soc. Nat. Hist., xxxix, 1931, 328 

 (Bermuda; frequent vis.; spec; nest). — Esten, Auk, xlviii, 1931, 573 

 (weight).— Hunt, Auk, xlviii, 1931, 237 (Russellville, Pope County, Ark.). — 

 Nice, Birds Oklahoma, rev. ed., 1931, 71 (genl.; Oklahoma). — Snyder and 

 LoGiER, Trans. Roy. Can. Inst., xviii, pt. 1, 1931, 180 (Long Point area, 

 Norfolk County, Ontario). — Bennitt, Univ. Missouri Stud., vii, No. 3, 1932, 

 22 (Missouri; common res.). — Groebbels, Der Vogel, i, 1932, 274 (food); ii, 

 1937, 171 (data on breeding biology). — Roberts, Birds Minnesota, i, 1932, 

 310 (distr.; habits; Minnesota). — Stoner, Rooesvelt Wild Life Ann., ii, 1932, 

 417 (habits; Oneida Lake region, N. Y.). — Chamberlain, Auk, 1, 1933, 356, 

 in text (North Carolina coast; nesting at Johns Island, Charleston County, 

 and near Dale, Beaufort County). — Griscom, Trans. Linn. Soc. New York, 

 iii, 1933, 91 (Dutchess County, N. Y.; common winter vis.; still breeds in 3 

 localities in e. part of county). — Hicks, Wils. Bull., xlv, 1933, 139 in text 

 (Ohio; statistics for 14 years' records), 179, in text (Ashtabula County, Ohio; 

 fairly common); xlviii, 1936, 51, in text (Indiana; migr.). — Tomkins, Wils. 

 Bull., xlv, 1933, 200, in text (flight).— Wood, Wils. Bull., xlv, 1933, 79, in 

 text (Bradford, Pa.; albinism). — English, Wils. Bull., xlvi, 1934, 228, in text 

 (Williamston, Mich.; breeds; food). — Fitzpatrick, Wils. Bull., xlvi, 1934, 20, 

 in text (bilateral ovaries). — Poole, Auk, Ii, 1934, 19 (Pennsylvania; migr.); 

 Iv, 1938, 517, in text (weights and wing area). — Tyrrell, Auk, Ii, 1934, 25, in 

 text (Whitefish Point, Mich.; migr.). — Breckenridge, Condor, xxxvii, 1935, 

 269, in text (food; Minnesota).— Broun, Auk, Iii, 1935, 243, 244 (Hawk 

 Mountain, Pa.; migr.); Ivi, 1939, 433, in text (Hawk Mountain, Pa.; migr.). — 

 Fisher, Proc. Biol. Soc. Washington, xlviii, 1935, 161 (Plummers Island, 

 Md.). — Fitzpatrick, Wils. Bull., xlvii, 1935, 43, in text (blood system). — 

 VAN RossEM, Condor, xxxvii, 1935, 215 in text. — Baillie and Harrington, 

 Contr. Roy. Ontario Mus. Zool., No. 8, pt. 1, 1936, 21, in text (Ontario).— 

 Imler, Trans. Kans. Acad. Sci., xxxix, 1936, 299 (Rooks County, Kans.; for- 

 merly common res.). — Peters, Bird-Banding, vii, 1936, 13 (Florida, Georgia, 

 South Carolina, Ohio, New Hampshire, Pennsylvania; external parasites). — 

 Stophlet, Wils. Bull., xlviii, 1936, 49, in text (Cheboygan, Mich.; caught by 

 hand). — Bartsch et al., Auk, liv, 1937, 517, in text (size of blood cells). — 

 Bent, U. S. Nat. Mus. Bull. 167, 1937, 147 (life hist.).— Murphey, Contr. 

 Charleston Mus., ix, 1937, 12 (Savannah Valley, Ga. ; formerly abund.; still 

 common winter vis.; food). — Stone, Bird Studies Old Cape May, i, 1937, 275 

 (New Jersey; stat.; habits). — Deaderick, Wils. Bull., 1, 1938, 262, in text 

 (Hot Springs, Ark.; rare trans.). — MacLulich, Contr. Roy. Ontario Mus. 

 Zool., No. 13, 1938, 8 (Algonquin Prov. Park, Ontario; reg. but not numerous 

 summer res.). — Snyder, Trans. Roy. Can. Inst., xxii, 1938, 184, in text (w. 

 Rainy River district, Ontario). — Pettingill, Proc. Nova Scotian Inst. Sci., 

 xix, 1937-38 (1939), 330 (Grand Manan; rare migr.).— Campbell, Bull. 

 Toledo Mus. Sci., i, 1940, 55 (Lucas County, Ohio; fairly common breed- 

 ing). — Dear, Trans. Roy. Can. Inst., xxiii, 1940, 125 (Thunder Bay, Lake 

 Superior, Ontario; not uncommon res.; nesting records). — Stabler, Auk, 

 Iviii, 1941, 560 (used in parasite experiment). — Todd, Birds Western Penn- 

 sylvania, 1940, 139, pi. 7 (w. Pennsylvania; col. fig.; life hist.; syn.). — 

 Glenny, Ohio Journ. Sci., xli, 1941, 46, 49, in text (anatomy). — Goodpaster, 

 Journ. Cincinnati Soc. Nat. Hist., xxii, 1941, 12 (sw. Ohio; uncommon res.). — 

 Cruickshank, Birds around New York City, 1942, 133 (New York City 

 region). — McIlhenny, Auk, Ix, 1943, 544 (s. Louisiana). — Hill, Auk, Ixi, 



1944, 230 (meas.). — Goodrich, Rep. Kansas State Board Agr., Ixiv, No. 267, 



1945, 89 (Kansas; common; res.). 



