"In Franeker, Uffenbach and Coetier discuss the authenticity of the latter's Roman seals. They discuss his counterfeit copper coin "Otto", and the authentic one in the collection of De Wilde in Amsterdam. Coetier tells him De Wilde bought his Otto from a Jewish man for several stuivers. According to Coetier, as secretary of the Admirality, De Wilde had commissioned the captains to buy old coins in Smyrna and the Levant."