Claim: Georgius Hornius, who was greatly interested in alchemy in his later life, was swindled out of the considerable sum of 5,000 guilders by a fraudulent alchemist in 1665.
Evidence: In his later life, Horn was also greatly interested in alchemy. In 1665, he was swindled out of the considerable sum of 5,000 guilders by a fraudulent alchemist.