Perthshire Paperweights 1997 PCA convention commemorative concentric millefiori fluted miniature paperweight. A "PCA" complex cane is centered by three concentric rings of cog canes, over a cobalt blue ground. Fluted edge. Limited edition of 500. Signature/date. From the collection of Harvey H. and Doris B. Robinson. Good condition. Diameter 1 13/16".