The Icelandic Book Smuggler

In book four, The Icelandic Book Smuggler, a young Venetian witnesses an act of smuggling. Holy sailor Everyone knows this smuggler, Captain Olafur Nilsen Reporting the theft to Doctor Baran, Carlo stows away aboard ship to join Blair and Logan in the chase to recover the valued books. They face peril after peril on the high seas, chasing Olafur. Reaching Iceland poses a problem, how will they return home? Can they survive a winter in Iceland?