Once works enter into the public domain, spinoff works such as adaptations in book and film could maximize noticeably, as happened with Frances Hodgson Burnett's novel The Secret Garden, which became public domain in the US in 1977 and most of the rest in the world in 1995.[36] By https://buy-now.cognitiveinstituteofdallas.org/product-detail-book-series-the-triplicate.html