Vintage Gibsons Mug or Tankard with Racehorse

Set of 3 mugs by Lord Nelson Beautiful gold-rimmed coffee mugs or beer tankard, pick your poison. The mark on the bottom indicates it's newer than 1950 but l can't pin down its age. Note the crazing in the photos. Classic beauty out of England. A little shy of 4.5" tall, about 5.5" wide including the handle, 3.25" diameter at the top and 4.25" in diameter at the bottom.