Archive Reference: N-507295.
Contributors: Tran Bao; Ngoc Quynh; Dong Xuan Thuyet; Tran Bao; Dao viet Hung; Nguyen ba Tan; Hoang Phi; Nguygen tun Giai.
Reproduction of: North Vietnam, c. 1972.
Description based on online resource (viewed on 17 October, 2017).