anybody there ?       last clue (such as it may be) for  tonite
 
  1 - biplane
  2 - 2 seater
  3 - trainer
  4 - designed and or built in 1925
  5 - 32 production machines made over next 3 years. 1925-26-28
  6 - various models/versions used a number of different engines.at least 4 different mfg.
        as far as I can determine.
  7 - powered by a water cooled straight 6 cyl. of German descent.
  8 - "Z" is not only for Zorro.
  9 - might/could be said to have a historical connection to a current luxury car mfg. 
          
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