Rare Sheffield Pewter Flask and 8 Matching Fox Mask Stirrup Cups

Rare Sheffield Pewter Flask standing approx 9 inches in height with a base diameter of 5 1/2 inches. Comes complete with a set of 8 Matching 3 inch high, Fox Mask Stirrup Cups. In excellent condition apart from a couple of small knocks & the fox mask in the flask lid sits at a slight angle. The first complete set of this kind that I have seen