Birds useful and birds harmful Herman, Ottó, 1835-1914 creator Owen, J. A. (Jean Allan), 1841-1922 contributor text book Manchester University press 1909 1909
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ENG Beneficial birds Bird pests https://www.biodiversitylibrary.org/bibliography/33005 2274200 agr14000142 10.5962/bhl.title.33005 DLC