Lot 1030 SHANSI: Dao Guang, 1821-1850, AR 3frac12 tael sycee 40140g41, CD1838, Cribb-XLII-509, Shaanxi Caoding trough ingot, 4。50oz local tax sycee, wu xu cheng gu cao xing 40[Chinese cyclical date 1838] Cao Xing in Chenggu County41, EF, S, ex Nicholas Rhodes Collection。 This very example in Nick Rhodes collection is the example quoted in Joe Cribb39s 34A Catalogue of Sycee in the British Museum。34