 | Fourteenth Supplement to the American Ornithologists' Union Check-List of North American Birds
(1908) The Auk 25: 343-399 |
 | Something More about Black Ducks
William Brewster (1909) The Auk 26: 175-179 |
 | The Food of Several Maine Water-Birds
Arthur H Norton (1909) The Auk 26: 438-440 |
 | Hybridism and Generic Characters in the Trochilidæ
Robert Ridgway (1909) The Auk 26: 440-442 |
 | Summer and Fall Birds of the Hamlin Lake Region, Mason County, Mich
(1910) The Auk 27: 271-279 |
 | The Blue-Winged Teal in Cuba in Summer
Charles T Ramsden (1910) The Auk 27: 452-452 |
 | Status of the Black Duck (Anas rubripes) in Colorado
A H Felger (1910) The Auk 27: 451-452 |
 | Additional Notes on the Birds of Labrador
Charles W Townsend and A C Bent (1910) The Auk 27: 1-18 |
 | The Brown Pelican in Illinois
(1910) The Auk 27: 75-75 |
 | Ten Years of Observation on the Migration of Anatidæ at Wenham Lake, Massachusetts
J C Phillips (1911) The Auk 28: 188-200 |
 | A Reconsideration of the American Black Ducks with Special Reference to Certain Variations
John C Phillips (1912) The Auk 29: 295-306 |
 | Birds Observed in Montgomery County, Virginia
Smyth Ellison A. (1912) The Auk 29: 508-530 |
 | A List of the Birds of Sedgwick County, Kansas
(1912) The Auk 29: 25-44 |
 | The Validity of the Red-Legged Subspecies of Black Duck
Charles W Townsend (1912) The Auk 29: 176-179 |
 | Forbush on the Game Birds, Wild-Fowl and Shore Birds
Edward Howe Forbush and Herbert K Job (1913) The Auk 30: 118-119 |
 | Miller on the Classification of Kingfishers
(1913) The Auk 30: 119-120 |
 | Notes on the Occurrence and Nesting of Certain Birds in Rhode Island
(1913) The Auk 30: 545-558 |
 | An Annotated List of the Birds of Sanborn County, Southeast-Central South Dakota
Stephen Sargent Visher (1913) The Auk 30: 561-573 |
 | A Quaint Reminiscence of Audubon
(1914) The Auk 31: 105-106 |
 | Some Rare Birds at Hamilton, Kansas
(1914) The Auk 31: 104-105 |
 | Birds of Autauga and Montgomery Counties, Alabama
Ernest G Holt (1914) The Auk 31: 212-235 |
 | Five Years Personal Notes and Observations on the Birds of Hatley, Stanstead County, Quebec: 1911-1915
(1916) The Auk 33: 57-73 |
 | Early European Widgeon on Long Island
J T Nichols and Ludlow Griscom (1916) The Auk 33: 75-76 |
 | Labrador Bird Notes
Wells W Cooke (1916) The Auk 33: 162-167 |
 | Some Summer Birds of Northern New Brunswick
B S Bowdish (1917) The Auk 34: 265-275 |
 | Notes on the Breeding Birds of Pennsylvania and New Jersey
Richard C Harlow (1918) The Auk 35: 18-29 |
 | Winter Birds of East Goose Creek, Florida
R W Williams (1919) The Auk 36: 45-56 |
 | Relative Abundance of Wild Ducks at Delavan, Wisconsin
N Hollister (1920) The Auk 37: 367-371 |
 | Notes on the Birds of Southeastern North Carolina
Edward Fleisher (1920) The Auk 37: 565-572 |
 | Bird parasites of the Nematode suborders Strongylata, Ascaridata, and Spirurata
E B Cram (1927) Bulletin of the United States National Museum 140: 1-465 |
 | C, region
M T Birds Of The Washington Cooke D. (1929) Proceedings of The Biological Society of Washington 42: 1-79 |
 | DESCRIPTION OF A NEW SPECIES OF MARITREMA NICOLL 1907, MARITREMA ARENARIA, WITH STUDIES OF THE LIFE HISTORY
Charles E Hadley and Ruth Marion Castle (1940) Biol Bull 78: 338-348 |
 | The affinities of the pink-headed duck (Rhodonessa caryophyllacea)
Philip S Humphrey and S Dillon Ripley (1962) Postilla 61: 1-21 |
 | Mallophaga from some North American Anatidae
W Threlfall, C E Bourgeois and G A Bain (1979) Proceedings of The Entomological Society of Washington 81: 327-328 |
 | Diet of a great horned owl (Bubo virginianus) on a small coastal Connecticut Island
Jon A Moore, Celia Lewis and Michael R Anderson (1999) Postilla 220: 1-10 |
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