Reconstruction following a drawing by Henri Arnaut de Zwolle, ca. 1440, Bibliothèque nationale de France
Klaviziterium, Reconstruction of th oldest stringed keyboard instrument of the world (ca. 1470) with reconstructed scenery showing Christ on the Mount of Olives
Klaviziterium ca. 1470, colorized historical photograph showing the associated bank (now lost), Royal College of Music, London
Claviorganum, um1780, with toggle between tangent and hammer action.
Harpsichord with 3 registers, 2 manuals anualen, coupling and lute stop painted by Ulysses Belz with the theme "Ile de Cythère»