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The complete garden - Cooper, Gordon D. (Garden City Publishing co, 1921)

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da lian di qu zhi wu zhi - Dalian zi ran bo wu guan. (1982)

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Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1920)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1921)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1927)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1932)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1938)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1941)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1963)

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Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1930)

Delectus seminum anno ... (partin ac ... et ...) collectorum, quae Hortus Botanicus Academiae Agronomicae rei Publicae Alboruthenicae pro mutua commutatione offert - Nizhegorodskiĭ gosudarstvennyĭ universitet imeni N.I. Lobachevskogo. (Hortus Botanicus Universitatis Gorkijensis, 1931)