Lot 571 P
Serbia, 1911, King Peter I, 2p & 25p black, progressive proofs on glazed card, stamp size affixed to card, each with "2" and "25" denominations affixed to value tablet, 2p proof with small comer scuff at top left, still Very Fine, in all likely a unique pair of proofs.Scott Nos. 109P, 118P Estimate $500 - 750.
Realized: $475