The Santana March is one of V.M. Straka's other works.
According to Eric Husch there is a man in a photo from the film shoot in this book who looks remarkably similar to the “bald and sun-blistered head sailor”.
Also according 1) to Eric Husch Chapter 2 of Ship of Theseus (book) The Drifting Twins is based on The Santana March.
Ruined maps and compass are present in this book 2).