1948-52 Italy Republic Air Mail: PA 1.000L maroon, wheel watermark, perf.14 . block of four, 100L green and blue PO 25l red brown and black "centenario francobolli di Modena e Parma" + 60l blue and black blue+25l "mostra d'oltremare e lavoro italiano nel mondo" block of four+25l green and red "4° fiera di Trieste" block of four +35L red "Italia al lavoro". Air-mail registered letter front from Genova to Buenos Aires "4-7-52" franking of L.4.420 Registered letter 8 rates x 20g and 30 rates of PA + Registered letter 75L. Very fine (Sassone PA 142+145 PO 689+690+691+694)