ESB vs ROTJ Shoulder Skulls - Differences / Any Artwork???

bounty treasure

New Hunter
(Apologize if this has been done before, but did a variety or searching, to no avail...)

Does anyone have clear artwork of either or both of these that they could post, to see the real difference(s)?

Thanks Much


Active Hunter
Here's a small sample but you can see the difference.
Courtesy of Ego:D
Thanks for hosting the pic secol(y)