This is a vintage Spirograph set from Kenner, model number 1421. It comes with all pieces except for the 24, 52, and 72 pieces. Does not include original pens. The set is recommended for children ages 6 and up, and is appropriate for ages 8-16. The brand is Spirograph and the year of manufacture is 1973. This classic toy is perfect for collectors or those looking for a nostalgic trip down memory lane.