Archive image from page 31 of da tian zuo wu yu. da tian zuo wu yu zhong xue yu zhong zi fan yu xue shi xi zh

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License: Licensed
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Keywords: 1, 1950, 1957, archive, book, bookauthor, bookdecade, bookpublisher, booksubject, bookyear, botany, drawing, gao_deng_jiao_yu_chu_ban_she, historical, history, illustration, image, page, picture, print, reference, vintage, wang_fen_chen_de_xin_han_chun_ru_yi_