Group of 19 Chinese Song dynasty ceramic shards or sherds. From Jun, longquan, Jizhou, Ding, and Jian. Each comes with a customized bag, some of which retain the seal mark of a Taiwanese shard collector. These are wonderful study samples of un-enhanced Song porcelain. Provenance: From a Taiwanese collection; Private Minnesota collection. Diameter ranges from 2 in to 5 in.