The method of vinification, the true distinguishing feature of the original Prosecco, spread first in Gorizia, then - through Venice - in Dalmatia, Vicenza and Treviso.
Some hundred castellieri have been discovered in Istria, Friuli and Venezia Giulia, such as that of Leme, in the central-western Istria, of the Jelarji, near Muggia, of Monte Giove near Prosecco (Trieste) and San Polo, not far from Monfalcone.
Between 1914 and 1918 he participated in war work as a commissioned officer in the Austrian fortress artillery (Gorizia, Duino, Sistiana, Prosecco, Vienna).