Tang DynastyKaiyuan Tongbao Series 唐 開元通寶系列Tang Dynasty,Kaiyuan Tongbao(Early-Term & Bold Font Version)唐 開元通寶(初期型&粗字版)AD 621-649Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Early-Term & Thin Font Version)唐 開元通寶(初期型&細字版)AD 621-649Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Mid-Term Version)唐 開元通寶(中期型)AD 649-846Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Upward Pitching Crescent Version)唐 開元通寶(背上仰月)AD 621-846Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Upward Short Pitching Crescent Version)唐 開元通寶(背短上仰月)AD 621-846Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Upward and Downward Pitching Crescent Version)唐 開元通寶(背上下仰月)AD 621-846Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Leftward Short Pitching Crescent Version)唐 開元通寶(背短左仰月)AD 621-846Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Leftward Pitching Crescent Version)唐 開元通寶(背左仰月)AD 649-907Provenance: 1. Noonans 2022 2. D. L. F. Sealy CollectionTang Dynasty,Kaiyuan Tongbao(Leftward Descending Crescent Version)唐 開元通寶(背左俯月)AD 649-907Provenance: 1. Noonans 2022 2. D. L. F. Sealy Collection