Bulgaria first-day air mail envelope No. 1446/50 of 1963

~3⁰⁸ €

1d 22h 35m

stoian76 (570)

Cosmos Baikonur Gagarin First Day Postal Envelope

~4¹¹ €

4d 20h 30m

stemi999 (245)

2011 P 03 - Yuri Gagarin

~0⁷⁷ €

3d 21h 13m

нимлад (91)

First day Envelope Cosmos Gagarin

~0⁵¹ €

1d 4h 44m

stemi999 (245)

First day Envelope Cosmos Gagarin

~0⁹² €

1d 5h 25m

stemi999 (245)

Cosmos Gagarin First Day Postal Envelope

~0⁵¹ €

5d 21h 20m

stemi999 (245)

First day mail. envelope 30 years from the flight of Al. Aleksandrov

~3⁵⁹ €

2d 8h 5m

iv_7 (541)

First day Envelope Cosmos Gagarin

~0⁵¹ €

1d 4h 44m

stemi999 (245)

First day Envelope Cosmos Gagarin

~1⁸⁰ €

4d 20h 30m

stemi999 (245)

First-day postal envelope 2013-25 from the flight of Al. Aleksandrov

~3⁵⁹ €

9d 9h 4m

iv_7 (541)

First Day Postal Envelope FDC KOSMOS Gagarin

~0⁹² €

4d 8h 35m

stemi999 (245)

Bulgaria first day envelope of #1943/50 from the catalog from 1969.

~1⁵⁴ €

3d 7h 45m

stoian76 (570)

1984 P 2140 - Yuri Gagarin

~0⁷⁷ €

3d 21h 11m

нимлад (91)

First day Envelope Cosmos Gagarin

~1²⁸ €

1d 5h 25m

stemi999 (245)

First day Envelope Cosmos Gagarin

~1⁴⁴ €

1d 5h 25m

stemi999 (245)

First day Envelope Cosmos Gagarin

~0⁵¹ €

1d 4h 44m

stemi999 (245)

271443 / pure Bulgaria IPTZ 1984 Yuri Gagarin 1934

~0⁷² €

8d 0h 10m

Stamps_Tim (362)

Gagarin First Day Envelope

~0⁸² €

1d 4h 43m

stemi999 (245)