Another of Joker's gorgeous works I found lying around in the forum archives: the Seattle Justice Center
Happens it cannot be found at [addons.simutrans.com] either.
(http://archive.forum.simutrans.com/topic/07875.0/24998/SJCPreview.png)
Here are the source files: (PNG File) http://archive.forum.simutrans.com/topic/07875.0/24996/seattlejusticecenter.png
(DAT file) http://archive.forum.simutrans.com/topic/07875.0/24997/seattlejusticecenter.dat
And Joker's original post: http://archive.forum.simutrans.com/topic/07875.0/index.html