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Natural history and propagation of fresh-water mussels - Clark, H. Walton (Howard Walton), 1870 -1941 (Govt. Print. Off, 1921)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1856)

The Natural history of Juan Fernandez and Easter Island - Skottsberg, Carl, 1880 -1963 (Almqvist & Wiksells Boktryckeri, 1922)

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The natural history of Sokotra and Abdel-Kuri : being the report upon the results of the Conjoint Expedition to these Islands in 1898-9, by Mr. W.R. Ogilvie-Grant ... and Dr. H.O. Forbes ... - Forbes, Henry O. (Henry Ogg), 1851 -1932 (The Free Public Museums, Henry Young and Sons, 1903)

A natural system of botany; or, A systematic view of the organisation, natural affinities, and geographical distribution of the whole vegetable kingdom - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

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The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1884)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1886)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1888)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1908)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1909)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1913)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1921)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1934)

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Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1901)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

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Nomenclator botanicus. Nominum ad finem anni 1858 publici juris factorum, classes, ordines, tribus, familias, divisiones, genera, subgenera vel sectiones designatium enumeratio alphabetica. Adjectis auctoribus, temporibus, locis systematicis, apud varios, notis literariis atque etymologicis et synonymis - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus T. Fischeri, 1873)

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Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1890)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1891)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1892)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1893)