Menampilkan: Bulgaria - Prangko Pajak Pos (1930 - 1939) - 6 prangko.
1. Juni WM: Tiada Perforasi: 11½
![[Postal Tax Stamps, Tipe C]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/C-s.jpg)
1. September WM: Tiada Perforasi: 11½
![[No. 10 in New Color, Tipe C1]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/C1-s.jpg)
1. Juli WM: Tiada Perforasi: 11½
![[As No. 11 in New Color, Tipe C2]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/C2-s.jpg)
9. Februari WM: 1 Perforasi: 10¾ x 11½
![[Postal Tax Stamps - Watermarked, Tipe D]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/D-s.jpg)
![[Postal Tax Stamps - Watermarked, Tipe D1]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/D1-s.jpg)
![[Postal Tax Stamps - Watermarked, Tipe E]](https://www.stampworld.com/media/catalogue/Bulgaria/Postal-tax-stamps/E-s.jpg)
Menampilkan: Bulgaria - Prangko Pajak Pos (1930 - 1939) - 6 prangko.
1. Juni WM: Tiada Perforasi: 11½
1. September WM: Tiada Perforasi: 11½
1. Juli WM: Tiada Perforasi: 11½
9. Februari WM: 1 Perforasi: 10¾ x 11½