|Introduced by Plasticville in 1952 and made through 1957 with the catalog number BY-4 with picture of animals on cover. kit includes a total of 18 animals; four standing cows, three sitting cows, three horses, four pigs, and four sheep. The second box variation was produced in 1957 and the catalog number changed to 1606. This box was more colorful with a barnyard scene on the cover. Set came in numerous color varations: Black, brown, white,white with brown spots, white with black spots, and reddish brown. Rare colors today are white horses. And reddish brown animals add value to the set. Sheep were only produced in white and grey color. Generally, the set came as pictured on the box. Difficult to find boxed and complete.