For The Believer Logger, Prashanth Ramakrishna, Theodore Gioia, and Claire Boyle ask the question: if novels were music, in which key would they be written? The post characterizes a couple of musical keys and gives examples of corresponding works of fiction. F. Scott Fitzgerald’s The Great Gatsby, for example, would be in C minor:
“[A] declaration of love and at the same time the lament of unhappy love. All languishing, longing, sighing of the love-sick soul lies in this key.”