气焊气割工要注意安全操作 -- 安全生产挂图8 Qihan qige gong yao zhuyi anquan chaozuo -- anquan shengchan guatu 8 Designer Li Shinan (李世南) Date 1964, December Publisher Jixie gongye chubanshe (机械工业出版社) Size 54x78 cm. Call nr. bg E15/525 Collection Landsberger collection Theme Working Women