Ben Perry has collected close to 1,500 images of propaganda and advertising posters from the Soviet Russia and Soviet Union between the years 1917-1991. The collection is impressive and full of good art, but unfortunately it's lacking with detailed descriptions, such as translations and the name of designers.
Let's Fulfill the Plan of Great Works by Gustav Klutsis, 1930:
Value the Bread!:
We Are a Sportive Family – Father, Mother, Brother and I:
Where a Liqueur Glass Is Leading to…:
Additional great resources with Soviet Union posters: