Ornithologisches Jahrbuch (V. Tschusi, 1913)

Ornithologisches Jahrbuch (V. Tschusi, 1914)

Ornithologisches Jahrbuch (V. Tschusi, 1915)

Ornithologisches Jahrbuch (V. Tschusi, 1917)

Ornithologisches Taschenbuch für Preussen oder; Beschreibung der in Preussen und den unliegenden Gegenden vorkommenden Vogel für Jager, Jagdliehaber und Naturforcher - Ebel, Carl L. (Rosbachschen Buchdruckerei, 1823)

Ornithologiske bemaerkninger til Norges fauna ... (Indberetning til det Academiske collegium ved det Kongelige Frederiks universitet - Collett, Robert, 1842 -1913 (J. Dahl, 1871)

Ornithologiske bidrag til Danmarks fauna - Collin, Jonas, 1840 -1905 (1877)

Ornithologiske Bidrag til Faerøernes Favna - Holm, Peter Alberg. (1848)

The Ornithologist; a magazine of ornithology and oölogy. First series - Swann, H. Kirke (Harry Kirke), 1871 -1926 (John Bale & Sons, 1896)

Ornithology - Jardine, William, 1800 -1874 (W.H. Lizars, 1853)

The ornithology of Chester County, Pennsylvania - Burns, Frank L. (Franklin Lorenzo), 1869 -1946 (R. G. Badger, 1919)

The ornithology of the Straits of Gibraltar - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1895)

The ornithology of the Straits of Gibraltar - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1875)

Ornitologia italiana : opera postuma - Savi, Paul, 1798 -1871 (Successori Le Monnier, 1873)

Ornitologia toscana; ossia, Descrizione e storia degli uccelli che trovansi nella Toscana, con l'aggiunta della descrizioni di tutti gli altri proprj al rimanente d'Italia - Savi, Paul, 1798 -1871 (Dalla tipografia Nistri, 1827)

L'Ornitologo Ticinese ossia manuale descrittivo gli Uccelli di stazione e di passaggio nel Cantone Ticino, &c - Riva, Antonio. (1865)

Osteology of birds - Shufeldt, Robert Wilson 1850 -1934 (University of the State of New York, 1909)

Die österreichische Polarstation Jan Mayen, ausgerüstet durch Graf Hanns Wilczek, geleitet vom Emil Edlen von Wohlgemuth. Beobachtungs-Ergebnisse, hrsg. von der Kaiserlichen Akademie der Wissenschaften - International Polar Expedition 1882 -1883 (In Commission bei K. Gerold's Sohn, 1886)

Our country's birds and how to know them. A guide to all the birds of Great Britain - Gordon, W. J. (Simpkin, Marshall, Hamilton, Kent, 1892)

Our favourite song birds ; their habits, music, and characteristics - Dixon, Charles, 1858 -1926 (Lawrence and Bullen, 1897)

Our Irish song birds - Benson, Charles William, 1836 -1919 (Hodges, Figgis, 1886)

Our Irish song birds - Benson, Charles William, 1836 -1919 (Hodges, Figgis, 1917)

Our living resources : a report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems - United States. National Biological Service. (U.S. Dept. of the Interior, National Biological Service, 1995)

Our living world; an artistic edition of the Rev. J. G. Wood's Natural history of animate creation - Wood, J. G. (John George), 1827 -1889 (S. Hess, 1885)

Our resident birds and how to know them - Elms, E. F. M. (T. Butterworth, 1921)

Outdoor common Birds : their habits and general characteristics - Stannard, Henry. (1873)

Outlines of American ornithology : part 1, Land birds - Baird, Spencer Fullerton, 1823 -1887 (Little, Brown, 1873)

Outlines of general zoology - Baird, Spencer Fullerton, 1823 -1887 (Rudolph Garrigue, 1851)

Oversigt af Christiania omegns ornithologiske fauna - Collett, Robert, 1842 -1913 (J. Dahl, 1864)

Oversigt over det Kongelige Danske videnskabernes selskabs forhandlinger = Bulletin de l'Académie royale des sciences et des lettres de Danemark - Kongelige Danske videnskabernes selskab. (A.F. Høst, 1891)

Los pájaros insectívoros, bajo el punto de vista agricola - Lemée, Cárlos. (J. Sesé, 1909)

Pacific coast avifauna - Cooper Ornithological Club. (Cooper Ornithological Club, 1919)

Pacific seabirds : a publication of the Pacific Seabird Group - Pacific Seabird Group. (The Group, 2001)

Pacific seabirds : a publication of the Pacific Seabird Group - Pacific Seabird Group. (The Group, 2002)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : skeletons numeric list (1966)

Palestine : the physical geography and natural history of the Holy Land - Kitto, John, 1804 -1854 (Charles Knight, 1841)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

Die Papageien - Finsch, O. (Otto), 1839 -1917 (Brill, 1867)

Die Papageien - Finsch, O. (Otto), 1839 -1917 (Brill, 1868)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 1881)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 1965)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 2009)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 2008)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 2019)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 2021)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1916)

Parasitology (Cambridge University Press, 1920)

P.D. Skaar's Montana bird distribution - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2012)

P.D. Skaar's Montana bird distribution - Skaar, Palmer David. (Montana Natural Heritage Program, 1996)

Pennaraptoran theropod dinosaurs : past progress and new frontiers - Novas, Fernando E (American Museum of Natural History, 2020)

Periódico zoológico - Sociedad Entomológica Argentina. (Sociedad Entomica Argentina, 1874)

Pest control by chemical, biological, genetic, and physical means; a symposium. Chairman: E. F. Knipling ... presented at the meeting of the American Association for the Advancement of Science, Section 0 on Agriculture, December 26-31, 1964 - Knipling, E. F. (Agricultural Research Service, U.S. Dept. of Agriculture, 1966)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1970)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1971)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1972)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1973)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1975)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1967)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1978)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1969)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1979)

Pets and how to care for them - Crandall, Lee S. (Lee Saunders), 1887 -1969 (New York zoological park, 1921)

Pets of the household; their care in health and disease - Earl, Thomas M. (A. W. Livingston's sons, 1895)

Pets; their history and care - Crandall, Lee S. (Lee Saunders), 1887 -1969 (H. Holt and company, 1917)

Pets : their history and care. With illus. from life - Crandall, Lee S. (Lee Saunders), 1887 -1969 (Holt, 1917)

Pfarrer P. Blasius Hanf als Ornitholog. Dargestellt vorzüglich auf Grundlage der Schriften desselben - Schaffer, Alexander. (Im Selbstverlag der Benediktiner-Abtei, 1904)

Die Pflanzenstoffe in chemischer, physiologischer, pharmakologischer und toxikologischer Hinsicht : für Aerzte, Apotheker, Chemiker und Pharmakologen - Husemann, August, 1833 -1877 (J. Springer, 1871)

Die Pflanzenstoffe in chemischer, physiologischer, pharmakologischer und toxikologischer Hinsicht : für Aerzte, Apotheker, Chemiker und Pharmakologen - Husemann, August, 1833 -1877 (Springer, 1882)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Die Pflanzenwelt Norwegens. Ein Beitrag zur Natur- und Culturgeschichte Nord-Europas - Schübeler, F. C. (Frederik Christian), 1815 -1892 (A.W. Brögger, 1873)

Die Pflanzenwelt Norwegens : ein Beitrag zur Natur- und Culturgeschichte Nord-Europas - Schübeler, F. C. (Frederik Christian), 1815 -1892 (1873)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1921)

The Philosophical magazine and journal : comprehending various branches of science, the liberal and fine arts, agriculture, manufactures, and commerce (R. Taylor, 1825)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1767)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1879)

The philosophy of zoology; or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (A. Constable, 1822)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1989)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1994)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1997)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1998)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1999)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2001)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2005)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2008)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2010)

Photoperiodism and related phenomena in plants and animals; proceedings - Withrow, Robert B. 1904 -1958 (1959)