爱科学勤探索 Ai kexue, qin tansuo Designer Fang Rugen (芳汝根) Date 1985, July Publisher Kexue puji chubanshe Guangzhou fenshe (科学普及出版社广州分社) Size 77x53 cm. Call nr. BG E13/238 Collection Landsberger collection Theme Socialist Spiritual Civilization (1980-2000) Visualizing the Future
