set with 5 different backside proofs for 5 Pesos (taped on cardboard) P.143 or P.149, 20 Pesos (taped on cardboard)for P.100 or P.110 or P.120, 50 Pesos (printed on cardboard)for P.145 or P.151, 100 Pesos proof in red similar to P.146 or P.152 (printed on cardboard) and another 100 Pesos in blue-gray and brown (taped on cardboard) which is not listed in the catalog. This one shows a 1 cm tear at lower margin, all other proofs are in UNC condition, or shows damages only outside the frame of the banknote on the cardboard. (5 pcs.)