A guide to the sounds of an ancient Italian organ for my students of the Kusatsu Music Academy Japan

An overview on Frescobaldi's music:
Toccata per la Levatione (Messa degli Apostoli - Fiori musicali, 1635) and Toccata Quinta sopra li pedali per l'organo, e senza (Secondo Libro delle Toccate, 1627)
Meantone tuning deviation charts (Only introduction without any deep explanation...)
Stops and sound of one Italian organ.
Organ Cesare Catarinozzi, 1720
Restored by Pinchi, 2009.
Restoration sponsored by Fondazione Varrone, Rieti
Location: Chiesa di Santa Scolastica, Rieti (Italy).
Specs.
keyboard: 45 keys CDE-c''' di 45 (scavezza - short octave)
Pedalboard: 10 pedals CDE-c# always coupled (scavezza - short octave)
Pitch: A 426,00 Hz at 20°C.
Quarter comma meantone
46 mm wind pressure
Stop list:
- Principale - Voce Umana
- Ottava - Flauto in XII
- XV
- XIX
- XXII
- XXVI
- XXIX
- Controbassi
Tiratutti
Rosignoli