Muri Bhalissa: Polonja - Bolol tal-posta (1930 - 1939) - 3 bolol.
3. June WM: Xejn Qies ta'karta: 100 Disinn: Z. Kamiński Inċiżjoni: F. Schirnböck Perforazzjoni: 12½ x 12¾
![[The 10th Anniversary of the Presidency of Ignacy Moscicki, 1867-1946, Tip CD2]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/CD2-s.jpg)
15. August WM: Xejn Qies ta'karta: 100 Disinn: L. Sowiński Inċiżjoni: W. Vacek Perforazzjoni: 12¾:12½
![[The International Gordon Bennett Balloon Race, Warsaw, Tip DP]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/DP-s.jpg)
![[The International Gordon Bennett Balloon Race, Warsaw, Tip DQ]](https://www.stampworld.com/media/catalogue/Poland/Postage-stamps/DQ-s.jpg)
