Issued by East Germany (German Democratic Republic) on August 13, 1974, this complete mint set of four stamps commemorates the "International Horse Breeders of Socialist Countries Congress," Berlin. The stamps feature a trotter, a thoroughbred hurdling, Haflinger breed horses, and a British thoroughbred race horse.

The actual size of each horizontal format stamp is 34 x 55 mm; the vertical format stamp measures 55 x 34 mm.

Scott Catalogue: German Democratic republic #1570-1573