Frederick John Walsen
Source: "Frederick John Walsen Bibliography." Author Wars, https://authorwars.com/authors/frederick-john-walsen.html".
Titles:
Essays
- Unknown. Letter (Weird Tales, August 1932)
- Unknown. Letter (Weird Tales, December 1933)
- Unknown. Letter (Weird Tales, February 1933)
- Unknown. Letter (Weird Tales, May 1934): He Likes Cave's Stories
- Unknown. Letter (Weird Tales, November 1932)
- Unknown. Letter (Weird Tales, September 1934): Steadily Improving