Trinity Presbyterian Church
      Atlanta, Georgia
      Petty-Madden Organbuilders, Opus 53, 2003
      OHS ID: 31179
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      GREAT                  SWELL             PEDAL         
    8 Principal            8 Viola          16 Subbass
    8 Chimney Flute        8 Viola Celeste   8 Principal Bass
    4 Octave               8 Stopped Flute   8 Gedackt Bass
    4 Hohl Flute           4 Principal       4 Choral Bass
    2 Block Flute          4 Koppel Flute   16 Posaune
2-2/3 Sesquialtera II      2 Octave            Great to Pedal
    2 Mixture IV       1-1/3 Mixture IV        Swell to Pedal
    8 Trumpet              8 Trumpet
      Tremulant            8 Oboe            8 Level Combination Action
      Swell to Great         Tremulant       8 General Combinations
                                             4 Divisionals per Division

      Manual keys of laminated construction with polished bone covers on
      the natural keys and polished ebony on the sharps.  Pedal keys made
      of maple; sharps capped with African blackwood.  70mm (+/- 2.75")
      wind pressure throughout.
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[Received online from T. Daniel Hancock, 2012-10-22]