COLOMBIA. Banco de la Republica. 10 Pesos Oro, ND (1926-28). P-374p. Front & Back Proofs. PMG Gem Uncirculated 66 EPQ. 2 pieces in lot. Included are front and back proofs for this colorful 10 Pesos Oro design. Both are found in appealing Gem Unc 66 EPQ grades. The face proof has printers annotations at the top of the cardstock.