Fig. 8From: Integrating typological and stylistic characteristics with scientific results on the provenance study of of proto-porcelain from the Yejiashan Cemetery dating to the early western Zhou DynastyThe Factor load diagram of Factor 1 and Factor 2 in the body of proto-porcelains from Yejiashan Cemetery(YJS), Panlongcheng site(HB) and Wucheng site (WY)Back to article page