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1861— Ornithological Notes from Mauritius. The Ibis, 1861, p. 180. 

 Nichols, John Tbeadwell. 



1913— Notes on Offshore Birds. The Auk, vol. 30, p. 505. 

 1918 — Bird Notes from Florida. Abstract of Proceedings, Linnaean So- 

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 Nichols, John Tbeadwell, and Mowbbay, Lotjis L. 



1916 — Two New Forms of Petrels from the Bermudas. The Auk, vol. 33, 

 p. 194. . 



Nichols, John Tbeadwell, and Mubpht, Robert Oushman; 



1914— A Review of the Genus Phoebetria. The Auk, vol. 31, p. 526. 

 NicoLL, Michael John. 



1906 — On the Birds collected and observed during the Voyage of the 

 Valhalla, R. Y. S., from November, 1905, to May, 1906. The Ibis, 

 1906, p. 666. 

 Noble, Geoege Kingsley. 



1916 — The Resident Birds of Guadeloupe. Bulletin of; the Museum of 

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NOBTON, AKTHtTE HeBBEBT. 



1881 — Leach's Petrel. The Ornithologist and Botanist, vol. 1, p. 50. 

 Nuttall, Thomas. 



1834 — ^A Manual of the Ornithology of the United States and Canada, 

 Water Birds. 

 Obebholseb, Haebt Chtjbch. 



1917 — ^A Review of the Subspecies of the Leach Petrel, Oceanodroma leu- 

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 Ogilvik-Geant, William Robert. 



1896 — On the Birds observed at the Salvage Islands, near Madeira. The 



Ibis, 1896, p. 41. 

 1905 — On the Birds of the Azores. Novitates Zoologicae, vol. 12, p. 80. 

 Palmer, William. 



1899— The Avifauna of the Pribllof Islands. The Fur-Seals and Fur-Seal 

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 Patteeson, R. L. 



1880— The Birds of Belfast. 

 Pbabson, Thomas Gilbebt. 



1899 — Notes on some of the Birds of Eastern North Carolina. The Auk, 



vol. 16, p. 246. 

 1905 — The Cormorants of Great Lakes. Bird-Lore, vol. 7, p. 121. 

 Peaeson, Thomas Gilbebt, Beimley, Clement Samtjel, and Beimley, Heebebt 

 Hutchinson. 

 1919 — Birds of North Carolina. North Carolina Geological and Economic 

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 Pennock, Charles John. 



1889 — ^Nesting of the Florida Cormorant. Ornithologist and Oologist, vol. 

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 Plath, Karl. 



1913— The Tropic Birds of Bermuda. Bird-Lore, vol. 15, p. 345. 

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1856 — Catalogue of the Birds of Essex County, Massachusetts. Proceed- 

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