Thesevplates are part of the Carlton pattern by Castleton China (USA). The Carlton pattern is a vintage porcelain design that was produced between 1950 and 1972. It is characterized by its white base, a gold-trimmed rim, and a distinctive inner gold leaf band (also described as a gold scroll design). Salad Plates: Approximately 8 1/2 inches in diameter. The pattern is currently discontinued, but individual pieces are still sought after by collectors.