Ker, John, 3rd Duke of Roxburghe (1740 - 1804) (Stamp 8)

Ker, John, 3rd Duke of Roxburghe (1740 - 1804) (Stamp 8)
Owner:
Crest: A unicorn’s head erased
Dimensions (height x width): 18mm x 15mm
Coronet: Duke
Heraldic Charges: unicorn's head