Serafino de Avendano was a painter and etcher.
It is not absolutely certain that JW knew de Avendano since the name mentioned in correspondence is 'Chevalier d'Avendino'. The Chevalier was invited to a private view at the Society of British Artists when JW was President.
Giubbiani, Giulio, L'acqueforte originale in Piemonte e in Liguria 1860-1875, Genova, 1976, pp. 181, 184
Bénézit, E., Dictionnaire des Peintres, Sculpteurs, Dessinateurs et Graveurs, 8 vols, Paris, 1956-61; www.groveart.com (accessed 2004).