They are real stamps left over from the Soviet Government and sold way under face to a enterprising person who overprinted them with both real places and fansty places thru out the Soviet area . There is maybe 20 or 30 regions names printed on these old Soviet stamps .....they have no interest but to Cinderella collectors .
These prints were made on quarter blocks of definitive stamps of the USSR of two denominations 1 k. (1988) and 4 k. (1976). The largest overprinted denomination was printed on a double quarter block. The series reproduces images of prehistoric animals. There are the following: