From the artist's website:
Permission granted to all news and commentary media to publish, display, or broadcast the Chief Shockanaw illustration without compensation under the following conditions:
1) It is to be understood that this illustration is copyrighted material and is not being placed into the public domain.
2) The website address -- www.shockanaw.com -- must be prominently displayed. Television broadcasters displaying this image must both announce the website address orally and caption the website address on screen for at least five seconds. Print media must publish the website as a caption directly above or below the image.
3) Permission for websites to display this illustration is granted provided the website provides a link to the Chief Shockanaw website at www.shockanaw.com.
4) Should these conditions not be observed, a payment of $1000 for each use for non-exclusive broadcast, publication, or display rights shall be due to the copyright owners immediately.
5) Legitimate media outlets may download a high-resolution jpeg of this illustration upon request to
jneil@pulpless.com. 6) Permission to announce the website address on radio is granted.
7) Permission for newsletters to post links back to the Chief Shockanaw website to personal and opt-in (not SPAM!) eMail lists granted.
8) All other reproduction rights, including reproduction of the Chief Shockanaw illustration on any sort of merchandise, are explicitly reserved. Inquiries regarding commercial and non-profit licensing requests are welcome.
Whatever. The guy can make a buck off the occassion if he wants.