"Alfredo Müller (June 30, 1869 – February 7, 1939) was a Franco-Italian painter and printmaker of Swiss nationality.As a painter from Livorno, he might have belonged ...
to the group of the Postmacchiaioli, together with Mario Puccini, Oscar Ghiglia, Plinio Nomellini, Ulvi Liegi, Giovanni Bartolena, and others, but he is a disciple of the Florentine portraitist Michele Gordigiani. As a French engraver, he was close to Francis Jourdain, Manuel Robbe, Richard Ranft, Eugène Delâtre, Théophile Steinlen." - (Wikipedia (en) 23.12.2019)