Everybody is busy cleaning, cleaning everyday, indoors is clean, outdoors is clean.

家家清掃,天天清掃,室內清潔,室外清潔。
Jiajia qingsao, tiantian qingsao, shinei qingjie, shiwai qingjie
Everybody is busy cleaning, cleaning everyday, indoors is clean, outdoors is clean.
ca. 1952
Fujian Province Association for the Popularisation of Science and Technology, Fujian Province People's Science Academy (福建省科學技術普及協會, 福建省人民科學館 ), Fuzhou
76.5x36 cm.
PC-1951-015

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