The artist's name on the poster is not indicated. By assigning Artist Unknown to a poster it also could mean the artist used a chop mark whereby no signature is seen thus rendering the artist's identity anonymous.
Knigospilka was the All-Ukrainian Cooperative Book Merchandising and Publishing Union. It was based Kharkov, Ukraine and operated from 1920 to 1929. While it occasionally published posters, its chief task was turning out informational publications and books. After 1922, Knigospilka concentrated on publishing informational literature concerning agriculture in the rural cooperative movement.