Not sure if anyone else like me has been searching for this book from Flying Buffalo "CITYBOOK VI: Up Town" is now taking pre-orders for this reprint. There have been delayed, but I don't care, I've been searching for this book for years now, at reasonable price mind you.
CITYBOOK VI: Up Town
http://www.flyingbuffalo.com/catalyst.htm
Posting this here in the case anyone else has been looking for this hard to find copy. Once I obtain this one, my set will be complete.