推动我们身体工作的原动力 -- 热能 Tuidong women shenti gongzuode yuandongli -- Reneng Designer Central People's Government Ministry of Health (中央人民政府卫生部) Date 1954, April Publisher Hygiene propaganda and education materials workshop of the Central Ministry of Health (中央卫生部卫生宣传教器材制造所) Size 54x77 cm. Call nr. BG E37/498 Collection Landsberger collection Notes Second poster of the 1954 series "Why do we eat?" (我们为什么要吃东西?). Illustrations show the average amount of calories needed by various age groups and types of work. Theme Early Campaigns (1949-1954)