‘From Candoglia, three days of travel and three nights of rest would be needed’. ‘And, according to the hotel workers, Marais would come back every night’. ‘Even so, how did his trousers and shoes get mica on them?’ ‘Good question, as yet unanswered’. ‘So we’ll not have to go into the caves at Candoglia? Such good news!’ ‘Bolza will go there without us, but I advise you against rejoicing so quickly". ‘Why not? Oh, signur, I’m already smelling a rat here’. ‘Because I think that, before dying, Marais had disembarked here in Milan from a boat with its origins at Candoglia. If, for instance, he’d done so at Darsena, having travelled for four hours, he’d have had time to besmirch his trousers and shoes with mica’. ‘Why, however, would they have been stained on his last night

