**Wechsler Intelligence Scale for Children Block Design Test**
**Early version, no official manufacture date**
**1-inch blocks are painted red, white, yellow, and blue**
**Great collectible**
**Original cardboard box**
**Box has edge wear, blocks have wear and discoloring, showing many years of use**
**Manufactured for The Psychological Corporation, New York, N.Y.**
**Dr. David Weschler developed the block test while working at Bellevue Hospital in 1939**
P-526
