Sir Gawain and the Green Knight (cover)

From Author Wars - https://authorwars.com/books/sir-gawain-and-the-green-knight-cover-1745809.html

Overview:

Title: Sir Gawain and the Green Knight (cover)
Author: uncredited
Year: 1959
Type: Interior Art

Editions/Publications:

Unknown. Penguin by Design: A Cover Story 1935—2005 (Unknown, uncredited, Penguin Books (US), ISBN-10: 0141024232, $25.00, 255 pages, Trade Paperback, Non-fiction)