Oil on copper plaque painting. After the artwork titled The Adoration of the Shephers by Frans Francken the Younger, 1581 to 1642, a Flemish painter and the best-known and most prolific member of the large Francken family of artists. The original is now in the Royal Castle in Warsaw. The artwork represents the Nativity of Christ. Oval format. Unsigned. Matted and framed. Collectible European Fine Art, Icon Painting.