Posted By:
E, DanielGil,
I could recommend highly these two ebay sellers, both of whom I've had bookmarked for years and whose stuff I always think is interesting.
I'm fairly positive both work on commission to list other people's collections.
http://members.ebay.com/ws/eBayISAPI.dll?ViewUserPage&userid=sandiegowill
http://members.ebay.com/ws/eBayISAPI.dll?ViewUserPage&userid=scgaynor
Daniel