Aviation.- Italy 1920s-1940s A collection of letters and ephemera related to the Italian aviation in the 1920s and 1930s, including letters from Lino Balbo (Italo Balbo's nephew), several notes and cards from Italo's wife Emanuela Florio (signed 'Manu'), and several papers regarding Balbo's transatlantic flights, including what possibly are the covers of his original log books, various sizes, c. 1920s-1940s (quantity)