Norton, A. H. 1907. Report of Arthur H. Norton on colonies of birds in Maine 

 receiving special protection in 1907. Bird-Lore 9:319-327. 



Norton, A. H. 1923. Notes on birds of the Knox County region. Maine 

 Natur. 3:1-4. 



Norton, A, H. 1924. Notes on birds of the Knox County region. Maine 

 Natur. 4:35-39, 59-100. 



Norton, A. H. 1925. Notes on birds of the Knox County region. Maine 

 Natur. 5:1-4, 46-56. 



Norton, A. H., and R. P. Allen. 1932. Leach's petrel on the coast of Maine. 

 Auk 49:340-341. 



Norton, A. H. Unpublished. Report of the field agent for Maine. Mimeo 

 report. 1931. 



Palner, R. S. 1941. A behavior study of the common tern ( Sterna hirundo 

 hirundo L.). Proc. Boston Soc. Natur. Hist. 42:1-119. 



Palmer, R. S. 1949. Maine birds. Bull. Mus. Comp. Zool., Harvard College, 

 Vol. 102. Cambridge, Massachusetts. 656 pp. 



Palmer, R. S. 1962. Handbook of North American birds. Vol. 1. Yale Univ. 

 Press, New Haven and London. 569 pp. 



Palmer, R. S. 1976. Handbook of North American birds. Vol. 2. Yale Univ. 

 Press, New Haven and London. 521 pp. 



Pettingill, 0. S. 1939. The bird life of the Grand Manan Archipelago. 

 Proc. Nova Scotian Inst. Sci. 19:293-372. 



Tufts, R. W. 1961. The birds of Nova Scotia. Nova Scotia Mus., Halifax, 

 N.S. 481 pp. 



Tyler, H. R. , Jr. Unpublished. Wading birds in Maine and their- relevance 

 to the Critical Areas Program. A report submitted for the Maine Critical 

 Areas Program, State Planning Office. 1977. 51 pp. 



Vickery, P. 1977. Northeastern maritime region (the nesting season). 

 Am. Birds 31:1110-1116. 



Winn, H. E. 1947. The black guillemots of Kent Island. Bull. Massachusetts 

 Audubon Soc. 31:161-163. 



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