Image Item No. Description By  40666  Duplo, Plate 2 x 4 x 1/2 (Thick) Catalog: Parts: DUPLO, Plate 1  44524  Duplo, Plate 2 x 8 Catalog: Parts: DUPLO, Plate 1  14721  Duplo, Plate 4 x 4 Catalog: Parts: DUPLO, Plate 1  98218  Duplo, Plate Round Corner 4 x 4 Catalog: Parts: DUPLO, Plate 33  29304  Duplo, Plate Round Corner 4 x 8 Double Catalog: Parts: DUPLO, Plate 20