Mario Sironi (Sassari 1885 - Milan 1961) "Architectures - Urban Landscape" circa 1934 tempera, ink and grease pencil on paper cm 16x50On the reverse Forms (fragment) in tempera Provenance Private collection, Milan This work is registered with the Associazione per il Patrocinio e la Promozione della Figura e dell'Opera di Mario Sironi, Milan, with no. 375/24 RA