Authors: Dorothy Dunnett
Nicholai Giorgio de’ Acciajuoli, Greek-Florentine nobleman
Rudolfo Fioravanti degli Alberti (’Aristotele’), engineer
Andreas, his son
Pietro, his pupil
Gothia and Black Sea Circassians
Isáac, prince of Mánkup and Gothia
Aleksandre, his brother and successor
Abdan Khan, Circassian leader of Gothian armies
Marta, Circassian housekeeper in Fasso
Muscovy
Zoe/Sophia Palaeologina, wife of Grand Duke Ivan III and niece of the last Emperor of Constantinople
Ivan, her stepson
Maria, Grand Duke Ivan’s mother
Andrew, Grand Duke Ivan’s brother
Boris, another brother
Dymitr Wiśniowiecki, fur trader
Metropolitan Philip