When was Mockingbird - Erskine novel created?

There is no novel titled "Mockingbird" by an author named Erskine. It's possible you're misremembering the title or author.

* "Mockingbird" is most famously the title of Harper Lee's novel, *To Kill a Mockingbird*, which was published in 1960.

* There are a few other books with "Mockingbird" in the title, but none by an author named Erskine.

Could you please provide more information about the book you're looking for? For example:

* Do you remember any other details about the book, like the genre or a brief summary?

* Are you sure about the spelling of the author's name?

* Can you remember any other books by the same author?

With more information, I might be able to help you find the book you're looking for.