Here are five recommended books for the (mostly) real story of Dylan’s early years. After a seemingly endless , though occasionally hilarious , pre-release media campaign, “A Complete Unknown,” the Bob Dylan biopic starring Timothée Chalamet, is now in theaters. As with any biopic, there are questions about its historical accuracy — both from sincerely curious fans and from nitpicking diehards. Pay the armchair historians no mind. Yes, the film gets whole swaths of the known story of Dylan’s