Pearl River S-201 (1974)
This is a Pearl River S-201 (珠江, Zhu Jiang S-201), a 35mm SLR camera produced by the Yongguang Instrument Factory in the Chinese province of Sichuan starting in 1974. The Pearl River S-201 was based on the earlier Seagull DF SLR, but replacing the fixed pentaprism with an interchangeable unit…