Embossing Co. Color Cubes Wurfelmosaik Pattern Blocks Wooden Case 1930s

Set of 16 wooden pattern cubes in a fitted sliding wooden tray. Each cube face is painted with a diagonal split in two colors — red/white, blue/yellow — allowing the blocks to be arranged into geometric mosaic patterns. All four sides of each cube are painted; each face presents a different color combination depending on orientation. Wooden tray has no lid — blocks sit flush in the open tray. Complete set.  Manufacturer: The Embossing Co. Product name: Color Cubes (Wurfelmosaik) Count: 16 cubes, complete set Cube size: 1⅛ square Tray: Fitted open wooden sliding tray Era: 1930s Condition: Good vintage condition