Zen yang shi yong ji suan chi 怎樣使用計算尺
Hong Kong: Wan li shu dian, 1963. 101p., very good paperback. On using the slide rule. More
Cat.No: 232508
Hong Kong: Wan li shu dian, 1963. 101p., very good paperback. On using the slide rule. More
Cat.No: 232508