光绪三十一年(1905)北洋银元局当十铜元伍百枚,自字537号,直式,保存完好,稀见美品。Pei Yang Silver Currency Bureau, 500 cash, Guangxu Year 31 (1905), Zhi prefix number 537, vertical format, blue on yellow, facing dragons and fireball at upper centre, the reverse shows red Chinese script,(Pick S2531), well preserved. Choice. Extremely rare in this condition