The Swan Thieves knitwear collection is a collection of knitting patterns inspired by the novel of the same name by Elizabeth Kostova. Each piece will be an accessory inspired by and named after a character from the novel. The first pattern, Mary, was released in June 2013, the second, Beatrice, in September 2013, the third in October 2013, the fourth in December 2013, and the fifth in February 2014.