223 Runde Sten
Lego AS, Denmark. 1958
Tray, unfolded. 1 color printing on uncoated cardboard.
The 223 supplementary set consisted of 40 1 × 1 round bricks in 2 colors. This example had the more common red/white bricks. Because there were 2 colors in the box there was no color stamp on the tray.