"William Wetmore Story and His Friends" is available on archive.org. Several editions, actually.
1903 edition in two volumes, digitized by Google, whose OCR is usually pretty horrid.
http://archive.org/details/williamwetmores04jamegoog/
http://archive.org/details/williamwetmores00jamegoog/
1916 edition in two volumes, digitized by archive.org, and their OCR is usually somewhat better.
http://archive.org/details/williamwetmorest01jame/
http://archive.org/details/williamwetmorest02jame/
If you decide to use any of these, I recommend you to download the TXT file to work with, their ePubs are sometimes loaded with a lot of extraneous code.
Just when you thought you had finished ...
---
Edited: fix broken URL