Ex Libris Giorgio Balbi is an artwork realized by Franco Rognoni, in 1942. Etching, 9 x 10 cm; It includes passepartout 24 x 30 cm. Handsigned and dated bottom right. Good condition expect for some mold stains. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution