File:The Well of the Unicorn.jpg

Summary
Dust cover art from The Well of the Unicorn by Fletcher Pratt, William Sloan Associates, 1948.

Rationale
Fair use claimed for image:
 * illustrates the article on the book, The Well of the Unicorn.
 * no free alternative.
 * the size and resolution make reproduction for bootleg copies difficult.
 * reproduction does not detract from the commercial value.
 * Source: https://www.abebooks.co.uk/servlet/BookDetailsPL?bi=22420571006