Coins of Emperor Xianfeng 咸豐帝 of the Qing dynasty
Temple name Wenzong (文宗) of Qing, personal name Yizhu (奕詝).
1 cash (wén)
Brass, 17-24 mm. 2.8-3.7 g., with square hole.
Obverse – 咸寶通豐 (Xian Feng Tōng Bǎo – Xianfeng circulating treasure) on Chinese language.
Reverse – Mintmak sighn on Manchu language.
Mintmark ᠪᠣᠣ ᠴᡳᠣᠸᠠᠨ (Boo Chiowаn) – Ministry of Revenue (hùbù, 戶部), Beijing, Zhili province.
ᠪᠣᠣ ᠰᡠ (Boo-su) Sūzhōu. Jiāngsū province