This is a Belleek Shamrock small creamer and open sugar set. They have the yellow lustre interior, and the 4th Belleek backstamp, the 1st of the green backstamps, which dates them to 1946-1955. The creamer is 3 5/8" tall, the sugar is 2" tall and 3" wide. Both pieces are in excellent condition with no damage. MBR.