While researching a topic, a student has taken the following notes:
- A copyright prevents a book’s contents from being reproduced (published) without permission from the copyright holder.
- When a book’s copyright expires, the book enters the public domain.
- Public domain books can be legally reproduced by anyone.
- New Hampshire is a poetry collection by Robert Frost.
- It was published in 1923 and entered the public domain on January 1, 2019 (ninety-six years later).