WISC 1949 Object Assembly Test Puzzle: Block Design Plus Test Problems Flip Book vintage earthenware bowls The form of the leg

The form of the leg makes me believe it dates to the 2nd half of the 19th century

and the sun's a cheerful shade of yellow

Nice and fat and heavy

and which I have not attempted to clean

9 1/2" across when open

WISC 1949 Object Assembly Test Puzzle: Block Design Plus Test Problems Flip Book vintage earthenware bowls The form of the legI've sold lots of sets of color cubes, but I especially love these small look alike sets produced in West Germany for the WISC IQ test, which were used by the test taker to recreate increasingly complex designs shown by the test administrator within specified time limits. These sets have become quite collectible, and no wonder hard to beat a classic design object housed in a box with "The Psychological Corporation New York, NY" printed in silver on