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Keywords: 6, 1900, 1980, 1981, archive, biodiversity, book, bookauthor, bookcentury, bookcollection, bookcontributor, bookdecade, bookpublisher, booksubject, bookyear, botany, china, chineseacademyscience, drawing, historical, history, illustration, image, library_of_ibcas, page, picture, print, reference, ren_min_jiao_yu_chu_ban_she, tao_wei_sun_deng, vintage
