Dutch Captain: Arend Sijmonszoon Vader

Arend Sijmonszoon Vader served the Admiralty of Amsterdam. In August 1665, in De Ruyter's fleet, he commanded the Wakende Boei (52 guns). He was assigned to Tjerk Hiddes de Vries's squadron. In the Four Days' Battle and the St. James's Day Battle, he commanded the small frigate Overijssel. The Overijssel was a veteran of the First Anglo-Dutch War. In both battles om 1666, he was assigned to Cornelis Tromp's squadron. Sources:

1. James C. Bender, unpublished manuscript "Dutch Ships 1620-1700", 2004.

2. Gerard Brandt, Het Leven en Bedrijif van den Heere Michiel de Ruiter, 1687.

3. Frank Fox, A Distant Storm: the Four Days' Battle of 1666, 1996.