Hihi,
I just listed the following auctions on ebay:

Armitage Pencil Sketch:
http://cgi.ebay.com/ws/eBayISAPI.dll?
ViewItem&category=1345&item=3188796769


Cel of Usagi from Mamoru/Usagi Break-up episode:
http://cgi.ebay.com/ws/eBayISAPI.dll?
ViewItem&category=11119&item=3188800699 

Thanks
Faith-san