Jan van Gelder (1647-73); Naval Captain; Stepson or Michiel Adriaensz de Ruyter; Portrait of Jan van Gelder; captain at sea; stepson of Michiel Adriaensz de Ruyter. Knee; standing in front of a coast with a ship at sea in the distance. Walking stick and glove in the left hand; gesturing with the right hand. A dog jumps up against him.; Jan Andrea Lievens; 1668; canvas; oil paint (paint); h 149.5 cm x w 124 cm d 10 cm