Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1985)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1977)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1988)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1987)

Scopus Special Supplement. Special Supplement - East Africa Natural History Society.

Scottish bird news - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1998)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1978)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1979)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1981)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1982)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1983)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1984)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1985)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1986)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1987)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1988)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1989)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1990)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1991)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1992)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1993)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1994)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1995)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1996)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1997)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1998)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1999)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2000)

Scottish bird report - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2001)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1959)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1960)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1961)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1958)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1962)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1966)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1968)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1970)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1972)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1974)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1976)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1978)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1980)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1982)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1986)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1988)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1990)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1993)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1995)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1997)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1999)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2001)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2003)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2009)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2010)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2011)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2015)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1871)

The Scottish naturalist (T. Buncle & Co. [etc.], 1912)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1873)

The Scottish naturalist (T. Buncle & Co. [etc.], 1913)

The Scottish naturalist (T. Buncle & Co. [etc.], 1914)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1984)

The Scottish naturalist (T. Buncle & Co. [etc.], 1915)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1879)

The Scottish naturalist (T. Buncle & Co. [etc.], 1917)

The Scottish naturalist (T. Buncle & Co. [etc.], 1918)

The Scottish naturalist (T. Buncle & Co. [etc.], 1919)

The Scottish naturalist (T. Buncle & Co. [etc.], 1920)

The Scottish naturalist (T. Buncle & Co. [etc.], 1921)

The Scottish naturalist - Perthshire Society of Natural Science. (Cowan & Co. [etc.], 1891)

The Scottish naturalist (T. Buncle & Co. [etc.], 1923)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1991)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 1994)

The Scottish naturalist (T. Buncle & Co. [etc.], 1933)

The Scottish naturalist (T. Buncle & Co. [etc.], 1934)

The Scottish naturalist (T. Buncle & Co. [etc.], 1949)

The Scottish naturalist (T. Buncle & Co. [etc.], 1950)

The Scottish naturalist (T. Buncle & Co. [etc.], 1951)

The Scottish naturalist (T. Buncle & Co. [etc.], 1952)

The Scottish naturalist (T. Buncle & Co. [etc.], 1953)

The Scottish naturalist (T. Buncle & Co. [etc.], 1954)

The Scottish naturalist (T. Buncle & Co. [etc.], 1955)

The Scottish naturalist (T. Buncle & Co. [etc.], 1956)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 2001)

The Scottish naturalist (T. Buncle & Co. [etc.], 1957)

The Scottish naturalist (T. Buncle & Co. [etc.], 1961)

Scottish Naturalist - Scottish Natural History Library. (Scottish Natural History Library, 2005)

Sea-birds : an introduction to the natural history of the sea-birds of the North Atlantic - Fisher, James, 1912 - (Houghton, Mifflin, 1954)

The Sea swallow - Royal Naval Bird Watching Society. (Printed by W. Spurrell for the Royal Naval Bird Watching Society, 1947)

The Sea swallow - Royal Naval Bird Watching Society. (Printed by W. Spurrell for the Royal Naval Bird Watching Society, 1949)

Selected vertebrate endangered species of the seacoast of the United States - Biological Services Program (U.S.) (The Service : [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1980)

The sequence of plumages and moults of the passerine birds of New York - Dwight, Jonathan, Jr., 1858 -1929 (New York Academy of Sciences, 1900)

A serological and ectoparasite survey of migratory birds in northeast Africa; final report - Watson, George E. (George Elder),‏ ‎ 1931 - (Dept. of Vertebrate Zoology, Smithsonian Institution, 1972)

Sex and internal secretions - Allen, Edgar, 1892 -1943 (Williams & Wilkins, 1961)

Shasta-Trinity National Forests : final environmental impact statement, land and resource management plan : Humboldt, Modoc, Shasta, Siskiyou, Tehama and Trinity Counties, California - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Region, 1994)

Silviculture of southwestern ponderosa pine : the status of our knowledge - Schubert, Gilbert Herman, 1915 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1974)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1853)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe. Abt. 1, Mineralogie, Botanik, Zoologie, Anatomie, Geologie und Paläontologie - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Commission bei Carl Gerold's Sohn, 1863)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1854)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1856)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1857)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe. Abt. 1, Mineralogie, Botanik, Zoologie, Anatomie, Geologie und Paläontologie - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Commission bei Carl Gerold's Sohn, 1868)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1858)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe. Abt. 1, Mineralogie, Botanik, Zoologie, Geologie und Paläontologie - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Commission bei C. Gerold's Sohn, 1883)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1859)

Sitzungsberichte der königl. böhmischen Gesellschaft der Wissenschaften in Prag - Königlich-Böhmische Gesellschaft der Wissenschaften (Königlich-böhmische Gesellschaft der Wissenschaften, 1859)

Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Deutsche Akademie der Wissenschaften zu Berlin, 1904)

Sitzungsberichte des Deutschen Naturwissenschaftlich-Medicinischen Vereines für Böhmen "Lotos" in Prag - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Die Verein, 1897)

Sitzungsberichte und abhandlungen der Naturforschenden Gesellschaft zu Rostock - Naturforschende und Medizinische Gesellschaft zu Rostock. (1925)

Sitzungsberichte und Abhandlungen der Naturwissenschaftlichen Gesellschaft Isis in Dresden - Gesellschaft Isis in Dresden. (Warnatz & Lehmann, 1883)

Skandinaviens foglar - Holmgren, August Emil, 1829 -1888 (P.A. Norstedt & söner, 1866)