Booklets. Unexploded lire 4,80 booklet with 24 stamps 20 on 15 centesimi grey black (Sass. nr. 129) in 4 panes of 6 with glassine interleaves. All stamps with full unmounted mint original gum. Extremely fine and in absolute perfect condition with 2018 Helmuth Avi certificate, cat.v. 5500