There were other antiquities: ten sepulchral monuments, five votive reliefs, nine cinerary urns, "Etruscan" vases, and Christian objects, as well as engraved gems.
The collection was dispersed in the 1660s and 1670s, after both brothers had died, and Gerrit's widow sold parts to various buyers.
Because Venice was in decline after trade around the Cape of Good Hope destroyed their monopoly, many merchants there sold their art collections.
A visitors list was kept, which includes famous people such as writer Joost van den Vondel and poet Constantijn Huygens.
In 1660 the first sale took place, when the best pieces (24 paintings and 12 sculptures) were bought by the Dutch Republic for the large amount of 80,000 guilders.