Gran Órgano (I):
violón 16', flautado 8’, flauta 8', octava 4', trompeta 8'.

Recitativo (II):
cor de nuit 8', gamba 8', celeste, ocarina 4', trémolo.

Pedal:
without stops .

I/P, II/P, II/I, expresión total, octavas graves II/I,
octavas agudas I/I, tutti.
 
Two 61-note keyboards and pedalboard of 30 notes

La 4: 440 Hz. Equal temperament.
Pneumatic transmission.
 
     
 
Opus 36 of Juan Dourte and Lope Alberdi. Year 1925.