Am 1998-07-27 um 7:34 hat John Cowan geschrieben:
> So what is now correct for all-caps usage:  MASSSTAB, or MASSTAB?

MASSSTAB,
  as it was before the spelling reform, or
MASS-STAB,
  on account of the new §45 covering optional uses of the hyphen,
  cf. <http://www.ids-mannheim.de/grammis/reform/c2.html#P45> (in German).

Best wishes,
   Otto Stolz