This image appears to be a modified version of this, a GFDL only licensed picture at Wikipedia Commons. --(WT-en) Adestro 03:28, 4 October 2006 (EDT)

On the description from shared User:(WT-en) Jpatokal indicated that the author agreed to allow the image to be used CC-SA. -- (WT-en) Ryan 03:33, 4 October 2006 (EDT)

And here is permission from the author. In Finnish, alas, but "OK" means the same thing in most languages... (WT-en) Jpatokal 06:04, 4 October 2006 (EDT)