GROUP OF 3 PLUM TREE POTTERY JOHN GLICK COVERED BOXES: Each uniquely hand crafted and signed Glick. 1) 2 1/2'' high x 4 1/2'', 2) Large box with hairline, 7 1/2'' x 3 1.2'' high. 3) Irregular shape, 3''h. x 4 1/2''. John Glick, proprietor of Plum Tree Pottery, Farmington Hills, Michigan since 1964. 10.5 - 12'' dia.