1922 7k The First Anniversary of Lenins Death, Soviet Union USSR (Blue Spot over the Wall, Print Error) (Image)

1923 1r Agricultural and Craftsmanship Exhibition, Soviet Union USSR (SHIFTED Background, Print Error) (Image)

1927 10k Airpost Conference, Soviet Union USSR (Conected '?' and '?' in '????', Print Error) (Image)

1929 For the Industrialization of the USSR, Soviet Union USSR (Short '?' in '???????', Print Error, Full Set) (Image)

1929 14k The First All Union Pioneer Meeting, Soviet Union USSR (SHIFTED Background, Print Error, MNH) (Image)

1938 Anniversary of the Poem 'Knight in the Tiger Skin', Soviet Union USSR, Pair (Green Stroke near '20', Print Error, Full Set, MNH) (Image)

1939 30k The 50th Anniversary of the Saltykov Death, Soviet Union USSR (DEFORMED '0' in '30', Print Error) (Image)

1942 20k The Great Fatherlands War, Soviet Union USSR, Block of Four (White Spot near 'T' in '?????', Print Error) (Image)

1943 30k Tehran Conference, Soviet Union USSR (Open Frame over Right '30', Print Error, CV $50) (Image)

1943 3r Tehran Conference, Soviet Union USSR, Part of Sheet (BROKEN Frame, Print Error, MNH) (Image)

1944 30k Heroes of the USSR, Soviet Union USSR, Block of Four (Violet Stroke, Print Error, MNH) (Image)

1944 1r Airmail, Soviet Union USSR, Block of Four (Red Dot after '????', CV $110, MNH) (Image)

1944 60k Rimski-Korsakov, Soviet Union USSR, Block of Four (Spot over 'M' in '???????', MNH) (Image)

1944 60k 100th Anniversary of the Birth of Repin, Soviet Union USSR ('T' in '?????' CONNECTED to the Frame, Print Error, CV $70, MNH) (Image)

1944 60k 100th Anniversary of the Birth of Repin, Soviet Union USSR (1st '?' of '????' with the Streak, Print Error, CV $90, MNH) (Image)

1945 1r Awards of the USSR, Soviet Union USSR (White Spot near '1' , Print Error, MNH) (Image)

1945 1r Awards of the USSR, Soviet Union USSR, Block of Four (White Dot under '?' in '???', Print Error, CV $60x2, MNH) (Image)

1945 3r Awards of the USSR, Soviet Union USSR, Block of Four (Corner Margin, Broken Band, Print Error, CV $80, MNH) (Image)

1947 20k 800th Anniversary of the Founding of Moscow, Soviet Union USSR ('Moon' over Building, Print Error, MNH) (Image)

1950 Moscow Subway Stations, Soviet Union USSR (BROKEN Frame, Print Error, Full Set, MNH) (Image)

1955 60k Soviet Scientific Drifting Station 'The Nord Pole', Soviet Union USSR (Blue Spot at the Left, Print Error, CV $20, MNH) (Image)

1956 40k 125th Anniversary of the Birth of F. Bredikhin, Soviet Union USSR (Brown Spot on the Right Frame, Print Error, Full Set, CV $80, MNH) (Image)

1956 60k International Horse Races, Soviet Union USSR (White Streak at Boot, Print Error, CV $50, MNH) (Image)

1956 1r The First Atomic Power Station of Academy of Science of the USSR, Soviet Union USSR (BROKEN Cornice over the Window, Print Error, CV $60, MNH) (Image)

1956 40k 100th Anniversary of the Birth of Y. Shokalski, Soviet Union USSR (BROKEN Cover of the Book, Print Error, Full Set, CV $60, MNH) (Image)