Ottoman Empire: 1917 (25 February). PTT (so called Bulls Head) overprinted on Dulos type 2pi of 1868 issue unmounted mint block of four. Only 1,100 stamps overprinted. Isfila 732. **
£250.00
In stock
Isfila 837SE55
Isfila 702/6
Isfila 833
Isfila 752FF39
