HCA Comics Dallas Auction Catalog #824Gary Dowell, Greg Holman, Don Mangus, James L. Halperin · First published 2007Open the Tome
Heritage Comics and Comic Art Signature Auction #823Gary Dowell; Greg Holman · First published 2007Open the Tome
Heritage Auction Galleries Comics and Comic Art Riches Signature Auction #820Greg Holman, James L. Halperin, Gary Dowell · First published 2006Open the Tome
Heritage Comics and Comic Art Auction Adventures #822Gary Dowell, Greg Holman, James L. Halperin · First published 2006Open the Tome
