Elizabeth Wallace 
Mark Twain and the Happy Island [PDF ebook] 

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. His little story of The Happy Island has a place of its own in Mark Twain literature, in that it presents an idyllic picture of our philosopher-humorist in the serener days of his later life — a picture of which the author herself was a part.