RUSSIA: Commemorative set in copper-nickel composed of 1 Rouble (1965), 1 Rouble (1967), 1 Rouble (ND 1970), 1 Rouble (1975) & 1 Rouble (1977) for the bank for foreign trade of the USSR. Inside their official case. (KM 135.1+140.1+141+142.1+143.1). Uncirculated.