Serbia

,24, M. 127,Picture postcard franked with 10 vin. using Cheanbreakers, sent from Brčko (16.XII.19) to Bavanište. On arrival (919 DEC 27) 10 fil. Postage Due was charged using postage due provisional, a Hungarian newspapers stamp overprinted "10 / PORTO / 10" by handheld cachet, rare.