It's the Baum!

From Author Wars - https://authorwars.com/books/its-the-baum-1908624.html

Overview:

Title: It's the Baum!
Author: uncredited
Year: 2015
Type: Interior Art

Editions/Publications:

Unknown. Fifty Years of the Winkie Convention (Unknown, uncredited, Hungry Tiger Press, $65.00, [164] pages, Hardcover, Non-fiction)