牡蛎采苗 Muli cai miao AND 悬砌拱桥 Xuanqigongqiao . Gathering Oyster Seed AND Masonry Arch Bridge Construction

by Kejiao Yingpian Xuanbian, 科教影片选编

A$60 · Offered by Asia Bookroom

光东人民出版社. Guangdong People's Publishing House . 1972. Stock ID #216866 Two scientific themed educational booklets, captioned photographic illustrations throughout explaining in simple terms the science of oyster farming 42pp and building masonry arch bridges 31pp . Both volumes in very good condition in coloured wrappers, 14.7 x 13cm, text in simplified Chinese characters. When referring to

• Binding: Wrappers

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