Heisey by Imperial Rare Cobalt Blue Large Swan Candy Nut Dish 8.5" Marked CG Scarce Heisey by Imperial for a Collectors Guild signed CG in an embossed circle (raised) on the bottom. This is a large cobalt blue glass swan candy/nut dish manufactured by Imperial using Heisy glass molds. Heisy glass Co. closed in 1957, at some point Imperial bought the molds but then closed their operations in the early 70’s. The swan is stamped with CG for Collector’s Guild. Excellent used condi...tion. No chips or cracks. Slight hazing inside the bowl to the right. Barely noticeable. Clean and ready to ship I will carefully pack and ship with USPS Priority Mail.