A watercolor on paper depicting a Cubist view of the Kremlin attributed to Aristarkh Lentulov, Russian, 1882 to 1943. Signed in the Cyrillic lower right, unframed. Aristarkh Lentulov was a major Russian avant-garde artist of Cubist orientation who also worked on set designs for the theater. One of the founders of the Jack of Diamonds or Bubnovy Valet group, the avant-garde exhibiting association of artists. Russian Soviet Avant Garde Fine Art For Collectors.