James Tassie portrait WAX bust William Murray Earl of Mansfield Uni Aequus

1770s In the manner of James Tassie a portrait WAX  bust of William
Murray Earl of Mansfield inscribed Uni Aequus Virtuti Edin  5"  VERY GOOD CONDITION, SOME LIGHT SURFACE SCRATCHES COMMENSURATE WITH AGE IN FRAME LOOK AT THE PICTURES.  James Tassie, (born July 15, 1735, Pollokshaws, near Glasgow, Scot.—died June 1, 1799, London, Eng.), Scottish gem engraver and modeler known for reproductions
of engraved gems and for portrait medallions (round or oval tablets
bearing figures), both made from a hard, fine-textured substance that he
developed with a physician, Henry Quin.