BHM 4220.
54mm. By A.G Wyon.
Obverse with draped bust of Sir David Ferrier, reverse with open laurel wreath.
This is a extremely rare artist's proof of the bronze prize medal by Wyon. It was formerly the property of Allen Gairdner Wyon and thence held by the family by descent. About Uncirculated and extremely rare to have a Wyon artist's proof.