© Courtesy of the Institute of Chinese Studies, Library, Heidelberg University.
Article
牛乳之研究, Research on cow's milk
沈軼群 Chen Yiqun (Author),
Keywords: science,
Image
器雜分皮乳/器動攪 Machine for skimming milk/ mixing machine
© Courtesy of the Institute of Chinese Studies, Library, Heidelberg University.
Article
牛乳之研究, Research on cow's milk
沈軼群 Chen Yiqun (Author),
Keywords: science,
Image
器雜分皮乳/器動攪 Machine for skimming milk/ mixing machine