For those interested, Harting is a copy of the Fucked Olympia J, J.B.Thyssen & H. Zimmerman ©1991.
It is also known (cloned) as:
Armenschrift (filled e and m) - 1992 D.Radowski
Batik Regular - ??
Foxy 1 - 1992 Cambridge Fontworks
Harding - ??
Hartin2 Regular - 1992 D.Radowski
SA Inkspot (with some alterations) - 2003 shellie hubbartt for Scrapangels.com
tsp pi 1 - 2000 toase (http://www.starla.org/themes
TypewriterRough - 1996 Weatherly Systems, Inc.
No guarantee that this list is complete.