ΕπικεφαλίδαCallcott, William Hutchins χρησιμοποιείται σε: Bibliothèque nationale de France, Paris
Πηγές
Βρίσκεται σεIl Conte Ugolino [Musique imprimée] : grand cantata, adapted to the music of the celebrated Stabat Mater / composed by G. Rossini ; the words imitated from Dante by Manfredo Maccioni,... ; the music edited by William Hutchins Callcott, [ca 1840]. — LC authorities - http://id.loc.gov/authorities/names/no93005739 (2015-10-02). — Oxford DNB - http://www.oxforddnb.com/view/article/4400 (2015-10-02). — BN Cat. gén. [pour une oeuvre de son père Callcott, John Wall]