The February 13 New Yorker has an interesting article – The Plagiarist’s Tale
You have to subscribe to the New Yorker to read the full article.
The publisher has pulled the book. Used copies are going for $37 on Amazon: Assassin of Secrets
Libraries that have the book.
New Yorker blog post
Here is a New Yorker blog post about the book that can be seen full text.
http://www.newyorker.com/online/blogs/books/2011/11/q-r-markham-plagiarism.html
Infamous books
Other infamous books that have stories similar to “Assassin of Secrets”
http://nonstopbooks.blogspot.com/2010/03/infamous-books.html