Soviet Union
sov-19810000-h1-002
page = 2

Post card showing scenes from the animated cartoon "ШАЙБУ! ШАЙБУ!!" ("PUCK! PUCK!!"). In the top left corner it says:

ШАЙБУ! ШАЙБУ!!
Мультипликационный фильм киностудии «Союзмультфильм»

Авторы сценария А. Кумма, С. Руняе
Режиссер Б. Дежкин
Художники Б. Дежкин, С. Русаков

which translates to

PUCK! PUCK!!
Animated film of the Soyuzmultfilm studio

Script writers A. Kumma, S. Runyae
Director B. Dezhkin
Artists B. Dezhkin, S. Rusakov

We were able to track down an on-line copy of the "PUCK! PUCK!!" cartoon here.

From Wikipedia "Postage stamps of the Soviet Union"

Stamps of the Soviet Union were issued in the period 1923 to 1991. They were labeled with the inscription Russian: "Почта СССР" ("Post of the USSR").