Keyboard Seconda Pratica in Transmission: The Engraved Toccata ottava of Frescobaldi — from Pen to Print | The Papers of the Bibliographical Society of America: Vol 104, No 4
A guide to the sounds of an ancient Italian organ for my students of the Kusatsu Music Academy Japan - YouTube
Volume 8 – Historical Organ Techniques and Repertoire, Italy, 1725–1830 (ed. Calvert Johnson) - The Leupold Foundation
Detail Keyboard Antique Organ Black Color Stock Photo 1241385985 | Shutterstock