Perseus and Andromeda. Allegory of the liberation of the Netherlands by Prince Frederik Hendrik; Perseus and Andromeda. Allegory of the liberation of the Netherlands (Andromeda) by Prince Frederik Hendrik (Perseus). On the water the flame-breathing sea monster (Spain). Presentation of a planned performance on the water of the Damrak for the entry of the Henrietta Maria; queen of England; in Amsterdam March 9; 1642; Perseus and Andromeda; Amsterdam; Damrak; Frederik Hendrik (Prince of Orange); Henrietta Maria de Bourbon Queen of England); Pieter Symonsz. Potter (attributed to); panel; oil paint (paint); support: h 29.2 cm x w 38.8 cm d 5.5 cm