Egbert Kortenaer; Lieutenant Admiral of Holland and West Friesland; fallen in the Battle of Lowestoft; Silver Medal. Front: man's bust inside the inside. The other side: four sea heroes (Tromp; Hein; Heemskerck and van Galen) seated at the table within the cover; Battle of Lowestoft; Lowestoft; Suffolk; Maarten Harpertszoon Tromp; Pieter Pietersz. Heyn; Jacob van Heemskerck; Jan van Galen; Wouter Muller; Amsterdam; 1665; silver (metal); founding; d 8.3 cm x w 115.52 gr