Matching Up Shapes

David Chadwick-Brown says “I was never able to locate the shape for the green insert in the metal base. It took the knowledge and insight of the late Marshall Ketchum to note that it is a footless version of #6837.

“The topaz with turquoise canes (right corner of picture) is the taller cousin of the Royal Purple with white canes in Shovers’ book, ‘Objects of Desire,’ page 138”