努力学好基础知识;攀登科学技术高峰 Nuli xuehao jichu zhishi; pandeng kexue jishu gaofeng Designer Ou Zhiyu (欧治渝) Date 1978, March Publisher Sichuan renmin chubanshe (四川人民出版社) Size 53.5x76 cm. Call nr. BG E50/22 Collection IISH collection Notes Top right a Laozi quote: 千里之行始于足下 - Qianli zhi xing shiyu zu xia - A journey of thousand miles starts with the first step. Link to IISH catalog https://search.iisg.amsterdam/Record/1526821
