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On the evolution of the Proboscidea - Andrews, Charles William, 1866 -1924 (1903)

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Our farm crops. Being a popular scientific description of the cultivation, chemistry, diseases, remedies, &c., of the various crops cultivated in Great Britain and Ireland - Wilson, John, 1812 -1888 (Blackie and son, 1859)

Outline of the flora of Trinidad - Crüger, Herman, 1818 -1864 (Peter and Galpin, 1858)

Outlines of British fungology; containing characters of above a thousand species of Fungi, and a complete list of all that have been described as natives of the British Isles - Berkeley, M. J. (Miles Joseph), 1803 -1889 (L. Reeve, 1860)

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Une page d'histoire de la medecine : la thérapeutique sous les premiers Césars - Lépine, R. (Raphael), 1840 -1919 (F. Alcan, 1890)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1888)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1891)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1914)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

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Parasitic fungi of Illinois / by T.J. Burrill - Earle, F. S. (Franklin Sumner), 1856 -1929 (J. W. Franks, 1885)

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Part I. The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling news litho. co, 1913)

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Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1836)

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The Peanut, the unpredictable legume; a symposium - Arant, F. S. (Frank Selman), 1904 - (National Fertilizer Association, 1912)

The Pennsylvania farm journal (A.M. Spangler, 1851)

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Pflanzenphänologische Beobachtungen in Finland ... - Brotherus, V. F. (Viktor Ferdinand), 1849 -1929 (Druckerei der Finnischen Litteraturgesellschaft, 1884)