The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1912)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1916)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1915)

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)

An outline of the natural history of our shores - Sinel, Joseph. (S. Sonnenschein, 1906)

An outline of the natural history of our shores - Sinel, Joseph. (Swan Sonnenschein & Co, 1906)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct - Agassiz, Louis, 1807 -1873 (H. G. Bohn, 1851)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct, for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Bell & Daldy, 1867)

Outlines of comparative physiology : touching the structure and development of the races of animals, living and extinct : for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (H.G. Bohn, 1851)

Outlines of comparative physiology touching the structure and development of the races of animals, living and extinct : for the use of schools and colleges - Agassiz, Louis, 1807 -1873 (Bell & Daldy, 1870)

Outlines of economic zoölogy - Reese, A. M. (Albert Moore), 1872 -1965 (P. Blakiston's Son & Co, 1919)

Outlines of evolutionary biology - Dendy, Arthur, 1865 -1925 (D. Appleton and company, 1914)

Outlines of evolutionary biology - Dendy, Arthur, 1865 -1925 (D. Appleton and company, 1912)

Outlines of evolutionary biology - Dendy, Arthur, 1865 -1925 (Constable, 1912)

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

Outlines of geologic history, with especial reference to North America; a series of essays involving a discussion of geologic correlation presented before section E of the American Association for the Advancement of Science in Baltimore, December, 1908 - American Association for the Advancement of Science. (The University of Chicago Press, 1910)

Outlines of lectures on invertebrate zoology : given before the students of Cornell University - Comstock, John Henry, 1849 -1931 (Andrus & Church, 1886)

Outlines of natural theology for the use of the Canadian student selected and arranged from the most authentic sources - Bovell, James, 1817 -1880 (s.n.], 1859)

Outlines of oryctology. An introduction to the study of fossil organic remains; especially those found in the British strata: intended to aid the student in his inquiries respecting the nature of fossils, and their connection with the formation of the earth ... - Parkinson, James, 1755 -1824 (M.A. Nattali; [etc., etc, 1831)

Outlines of oryctology : An introduction to the study of fossil organic remains; especially those found in the British strata ... / by James Parkinson - Parkinson, James, 1755 -1824 (1831)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Young J. Pentland, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Pentland, 1899)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1892)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (H. Frowde and Hodder & Stoughton, 1899)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Appleton, 1916)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Young J. Pentland, 1892)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Humphrey Milford, Oxford University Press, 1929)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1906)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (H. Frowde and Hodder & Stoughton, 1921)

Pacific science - University of Hawaii. (University Press of Hawaii, 1954)

Pacific science - University of Hawaii. (University Press of Hawaii, 1967)

Palaeoecology of a well-preserved crinoid colony from the Silurian Rochester shale in Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1982)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1899)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1906)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1907)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1895)

Palaeontographica Supplement (Theodor Fischer, 1870)

Palaeontographica Supplement (Theodor Fischer, 1885)

Palaeontographica Supplement (Theodor Fischer, 1876)

Palaeontographica Supplement (Theodor Fischer, 1904)

Palaeontographica Supplement (Theodor Fischer, 1913)

Palaeontographica (Theodor Fischer, 1871)

Palaeontographica (Theodor Fischer, 1872)

Palaeontographica (Theodor Fischer, 1885)

Palaeontographica (Theodor Fischer, 1891)

Palaeontographica (Theodor Fischer, 1892)

Palaeontographica (Theodor Fischer, 1895)

Palaeontographica (Theodor Fischer, 1900)

Palaeontographica (Theodor Fischer, 1902)

Palaeontographica (Theodor Fischer, 1903)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1941)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1969)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1973)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1984)

The Palæontological report : as prepared for the Geological report of Kentucky and published in vol. 3 - Lesquereux, Léo, 1806 -1889 (A.G. Hodges, 1857)

Palaeontology - Palaeontological Association (Palaeontological Association, 1957)

Palaeontology - Palaeontological Association (Palaeontological Association, 1958)

Palaeontology - Palaeontological Association (Palaeontological Association, 1959)

Palaeontology - Palaeontological Association (Palaeontological Association, 1960)

Palaeontology - Palaeontological Association (Palaeontological Association, 1961)

Palaeontology - Palaeontological Association (Palaeontological Association, 1963)

Palaeontology - Palaeontological Association (Palaeontological Association, 1964)

Palaeontology - Palaeontological Association (Palaeontological Association, 1965)

Palaeontology - Palaeontological Association (Palaeontological Association, 1968)

Palaeontology - Palaeontological Association (Palaeontological Association, 1969)

Palaeontology - Palaeontological Association (Palaeontological Association, 1971)

Palaeontology - Palaeontological Association (Palaeontological Association, 1972)

Palaeontology - Palaeontological Association (Palaeontological Association, 1974)