Go to sleep, do not disturb daddy when he has to think

睡吧别打扰爸爸动脑筋
Shui ba bie darao baba dong naojin
Go to sleep, do not disturb daddy when he has to think
1955, October
Shanghai huapian chubanshe (上海画片出版社)
54x78 cm.
BG E16/631

A family of four, apparently living in a one-room apartment. Father, possibly an engineer, will work at the table while the children sleep. The poster on the wall in the background looks Russian.