a Preview of a new Typeface from E. Spiekermann. FF Unit, Release July 2003.
http://www.macnews.de/media/images/unit.jpg
the new design bureau from spiekermann
http://www.uniteddesigners.com/
Typophile
New Spiekermann Type
Seems the german server is down but here's an image of FF Unit I downloaded earlier this morning.
Captured from web.archive.org on 13 Oct 2013. view this capture