NSVL
Praegu kuvatakse: NSVL - postmargid (1923 - 1991) - 1 margid.
1987
Mammals Listed in USSR Red Book
15. mai WM: mitte ükski lehe suurus: 36 Disain: A. Isakov perforatsioon: 12
![[Mammals Listed in USSR Red Book, Tüüp GWM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/GWM-s.jpg)
![[Mammals Listed in USSR Red Book, Tüüp GWN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/GWN-s.jpg)
![[Mammals Listed in USSR Red Book, Tüüp GWO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/GWO-s.jpg)
