Image Item No. Description  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31111  Duplo, Brick 2 x 4 x 2 Catalog: Parts: DUPLO, Brick  31113  Duplo, Brick 8 x 8 Catalog: Parts: DUPLO, Brick  31113  Duplo, Brick 8 x 8 Catalog: Parts: DUPLO, Brick