The Art Union of London. Christopher Wren. Silver medal. 106.36 gm. 58 mm. Begun by Wilson (name below portrait); B. Wyon. Issued 1847. The bust of Wren right / The facade of St. Paul's. Edge lettering: ART UNION OF LONDON 1947. Eimer 1411. BHM 2232. Uncirculated; minor hairlines and scratches on reverse; usual reverse die flaw; beautiful toning and visually striking.