Figure 1
Chinese-language pamphlets with technical instructions on personal radio construction and engineering. Left – Mao Ruinian, ed., Zenyang xiuli shouyinji [How to Repair a Radio Set] (Beijing: Renmin dianyou chubanshe, 1959). Right – Bolisuofu [V. Borisov], Wo de diyi jia shouyinji [My First Radio Set], trans. Yu Qijiong, Li Yilin, and Min Huarui, trans. (Beijing: Renmin Dianyou Chubanshe, 1956). Author’s collection.