Home1787 Seeing Eye Dog-50th Anniversity. 10 MNH 15 cent plate blocks of 20. Issued in 1979.10 MNH 15 cent plate blocks of 201787 Seeing Eye Dog. 10 MNH 15 cent plate blocks of 20. Issued1979SKU: 152878013355$42.00PriceQuantityAdd to Cart