Image #1
ARGENTINA
Semi - Postal issues
Lot #
603 | P 
| Scott # B12, CB1-5
| 1950, International Philatelic Exhibition, 10+10c-5+5p, complete set of six imperforated trial color proofs, blocks of four, printed on thick wove paper, no gum as issued, NH, VF, Est. $200-$250 . |