E. & G. G. Hook opus 431 (1867)
Third Presbyterian Church, Pittsburgh, PA

Great Organ
16  Bourdon, wood
 8  Open Diapason, metal
 8  Doppel Flute, wood
 8  Viola da Gamba, metal
 4  Flute Harmonique, metal
 4  Octave, matel
2 2/3 Twelfth, metal
 2  Fifteenth, metal
IV  Mixture, metal
 8  Trumpet, metal

Swell Organ
 8  Open diapason, metal
 8  Stopped Diapason, wood 
 8  Keranlophon(sic), metal
 4  Flauto Traverso, wood
 4  Octave, metal
 4  Violina, metal
 2  Flautina, metal
II  Mixture, metal
 8  Vox Humana, tin
 8  Cornopean, metal
 8  Oboe, metal

Solo Organ
 8  Geigen Principal, metal
 8  Dulciana, metal
 8  Melodia,wood
 4  Fugara, metal
 4  Flute D'Amour, wood
 2  Picolo(sic), metal
 8  Clarionet, metal

Pedale
16  Open Diapason, wood
16  Bourdon, wood
 8  Violoncello, metal

Mechanical Registers
Swell to Great   Great to Pedale
Swell to Solo    Swell to Pedale
Solo to Great    Solo to Pedale
Tremulant        Bellows Signal
   Three Composition Pedals  

 [Received from Jim Stark 2011-08-16.]