1910 (September 24-October 3), ''Circuito Aereo Milano'' specially printed Aviation Exhibition postcard addressed locally, franked by King Victor Emmanuel 25c blue and bearing special poster stamp, fresh and VF, Est. $100-$140 (Image)

1911 (May 7-14), entire letter from Firenze Circuito Aereo to Pavlovsk (St. Petersburg Gub. of Russia), written in Russian, franked by two values and bearing Firenze Exhibition label, all appropriate markings and arrival ds on reverse, minor flaws, still F/VF, Est. $150 -$200 (Image)

1911 (October 29-31), First Official Air Mail Delivery black-and-white postcard (view of Turin) delivered on flight Turin - Milan, franked by King Victor Emmanuel 5c green, tied by special marking ''Posta Aerea...'', fresh and VF, expert's guarantee at the bottom, Est. $250-$300 (Image)

1917, specially printed postcard (grayish paper, black text) ''Torino-Roma...'' with appropriate stamp and cancellations; and stamp with black surcharge ''Napoli- Palermo-Napoli'' 25c on 40c violet used on Return Flight cover and addressed to Turin, both are VF, Est. $150- $200 (Image)

1930, Trans-Atlantic Squadron, 7.70L deep blue and gray, nicely centered, full OG, previously hinged, VF, C.v. $450, Sassone #PA25, €550, Est. $100-$150 (Image)

1930 (December 15), First Trans-Atlantic General Balbo Flight to Brazil, pre-printed cover franked by two values, including 7.70L deep blue and gray, issued for this flight, tied by special machine marking, Rio arrival date stamp is alongside together with all 18 pilots' autographs, fresh, VF and scarce, C.v. $2,000++, Sassone #PA25, €2,500 for flown cover w/o autographs, Est. $600-$750 (Image)

1934, Air Post Official stamp, gold overprint on King Victor Emmanuel 10L blue gray and blue black, full OG, LH, VF, J. Stolow guarantee hs, C.v. $875, Sassone #SA2, €1,100, Est. $250-$300 (Image)

Air Post stamps. 1933, Zeppelin issue, 3L-20L, complete set of six, blocks of four, most with sheet margins, 15L has slight gum foxing, full OG, NH, VF and scarce multiples, each stamp signed by Dr. Bolaffi, his certificate for block of 3L is included, C.v. $5,160++, Sassone #PA22-27, €12,500, Est. $1,500-$2,000 (Image)

Venezia Giulia. 1945 -47, inverted and shifted to the bottom black overprint ''A.M.G. V.G.'' on 5L dark red, full OG, NH, VF, expertized by R. Mondolfo and others, Sassone #10db, €3,000, Est. $300-$400 (Image)

1952, Armed Forces Day, inverted black overprint ''AMG FTT'' on 60L black and blue, right sheet margin single, full OG, NH, VF, Sassone #159a, €5,000, Est. $800-$1,000 (Image)