From the internationally best-selling author of "Brunelleschi's Dome" and "Ex-Libris, Domino" is a Rabelaisian journey into the hurly-burly world of 1770s London. "Domino" is the story of the mysterious and beautiful Lady Beauclair, the castrato singer Tristano, the naive Cautley, and Eleanora, mistress and muse. 448 pp. 50,000 print.