Elevation of Willem Karel Hendrik Friso to Stadholder William IV; 1747; Silver Medal of the Elevation of Willem Karel Hendrik Friso to Stadholder William IV in 1747. In the form of a weapon with a eyelet. Obverse: Profile of William IV to the left with crown above it with hands with inscription. Reverse: coat of arms with crown; William IV (Prince of Orange-Nassau); Martin Holtzhey; Netherlands; silver (metal); l 3.8 cm x w 2.3 cm x w 16.77 cm