Once works enter into the public domain, derivative works such as adaptations in book and film may well raise significantly, as happened with Frances Hodgson Burnett's novel The Secret Garden, which became public area in the US in 1977 and most with the rest in the world in 1995.[36] https://buy-now.cognitiveinstituteofdallas.org/product-detail-healing-from-narcissistic-abuse.html