COLOMBIA. Lot of (2) El Banco Union. 1 Peso, ND (1887-88). P-S866p1 & S866p2. Front & Back Proof. PMG Choice About Uncirculated 58 & Choice Uncirculated 63. The face of this proof displays a sailing ship at center, child at left and a portrait of a woman at right. The back proof displays an intricate design in light brown ink. The face proof has a typed date of "December 1882" on the cardstock. PMG comments "Thinning" on the front proof.