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Revue des sciences naturelles (1883)

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Revue entomologique (Bureau de la Revue entomologique, 1833)

Revue mycologique (Bureaux de la rédaction, 1891)

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Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1969)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1977)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1978)

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Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1981)

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Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1989)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1991)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1995)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1996)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1997)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2001)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2002)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2003)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 2004)

The rhynchophora of America north of Mexico - LeConte, John L. (John Lawrence), 1825 -1883 (American Philosophical Society, 1876)

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Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1906)

Rodent population densities and food habits in Arizona ponderosa pine forests - Goodwin, John G. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979)

The Romance of wild flowers : a companion to the British flora - Step, Edward, 1855 -1931 (Warne, 1899)

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Schedae operis quod inscribitur Plantae Finlandiae exsiccatae e Museo Botanico Universitatis Helsingforsiensis distributae - Helsingin yliopisto. Kasvimuseo. (J. Simelii arfvingars boktr, 1907)

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Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1894)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1899)

Scientific and applied pharmacognosy, intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists - Kraemer, Henry, 1868 -1924 (Wiley, 1920)

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Second voyage de Pallas, ou Voyages entrepris dans les gouvernemens méridionaux de l'empire de Russie, pendant les années 1793 et '94 - Pallas, Peter Simon, 1741 -1811 (chez Guillaume, ... ; Deterville, 1811)

Seed list : a list of forage plant seeds and the incidental seeds commonly found with them - Hillman, F. H. (Division of Seed Investigations, Bureau of Plant Industry, U.S. Dept. of Agriculture, 1935)

A selected bibliography of insectvascular plant associational studies - Sanderson, Milton W. (Milton William) (Agricultural Research Service, U.S. Dept. of Agriculture, 1967)

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Sensitive plant surveys, 1989 : U.S. Forest Service, Region 1, Gallatin National Forest - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1989)

Sensitive plant surveys in the Big Belt and Elkhorn Mountains, U.S.D.A. Forest Service, Region 1, Helena National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1993)

Sharp eyes; a rambler's calendar of fifty-two weeks among insects, birds and flowers - Gibson, W. Hamilton (William Hamilton), 1850 -1896 (Harper & brothers, 1904)

Sharp eyes; a rambler's calendar of fifty-two weeks among insects, birds, and flowers - Gibson, W. Hamilton (William Hamilton), 1850 -1896 (Harper & Brothers, 1919)

Sharp eyes; a rambler's calendar of fifty-two weeks among insects, birds and flowers - Gibson, W. Hamilton (William Hamilton), 1850 -1896 (Harper, 1892)

sheng yao xue 生药学 - Xu, Boyun 徐伯鋆 (zhong hua min guo yao xue hui 中华民国药学会, 1933)

sheng yao xue (jiang su ren min chu ban she)

A short flora of Berwickshire - Braithwaite, Michael E. (M.E. Braithwaite, 2014)

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Sitzungsberichte. Abt. 1, Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1920)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse. Abt. 3, Anatomie und Physiologie des Menschen und der Tiere sowie aus jenem der theoretischen Medizin - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1920)

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Southwestern rare and endangered plants : proceedings of the second conference : September 11-14, 1995, Flagstaff, Arizona - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1996)

Souvenirs entomologiques : études sur l'instinct et les moeurs des insectes - Fabre, Jean-Henri, 1823 -1915 (Librairie Delagrave, 1923)

Souvenirs entomologiques : études sur l'instinct et les moeurs des insectes - Fabre, Jean-Henri, 1823 -1915 (Librairie Delagrave, 1924)

Souvenirs entomologiques; études sur l'instinct et les moeurs des insectes - Fabre, Jean-Henri, 1823 -1915 (Delagrave, 1916)

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Special papers - Ohio Academy of Science. (The Academy, 1904)

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Sprawozdanie Komisyi Fizyograficznej (1894)

Sprawozdanie Komisyi Fizyograficznej (1896)

Sprawozdanie Komisyi Fizyograficznej (1901)

Sprawozdanie Komisyi Fizyograficznej (1902)

Sprawozdanie Komisyi Fizyograficznej (1905)

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