There will be an auction May 6, 2006 of parts of the estate of Denny
Duesenberg, son of Fred Duesenberg. Many of the items publicized are
sports and entertainment memorabilia, but some pieces of Duesenberg
automobilia will also be offered, including a firewall emblem from
a J, apparently unused.
See http://www.DeLoreanMotorcar.com/dues/duesnews.htm for links.