For those of you who cannot find a copy of "Sold Down by the River: Marienburg 1e", the Black Industries stuff is still available (and will be for all time). Enjoy: web.archive.org/web/20080614222313/http://www.blackindustries.com/

Here's a great map of marienburg as well from that old site: web.archive.org/web/20071107013825/http://www.blackindustries.com/images/maps/marienburg.jpg