Examples of the type

Picture 1 of the example of 10 Kopecks
© elagabale2000 (CC0)
Private collection
1973
Picture 1 of the example of 10 Kopecks
© elagabale2000 (CC0)
Private collection
1978
Picture 1 of the example of 10 Kopecks
© elagabale2000 (CC0)
Private collection
1981
Picture 1 of the example of 10 Kopecks
© elagabale2000 (CC0)
Private collection
1983
Picture 1 of the example of 10 Kopecks
© elagabale2000 (CC0)
Private collection
1988