Bidspirit auction | Italy - Trieste (Zone A)

Italy - Trieste (Zone A) - Parcel Post stamps - 1950, black straight line overprint ''AMG-FTT'' on 100L blue, top sheet margin vertical strip of three, middle stamp has double perforation at bottom, on the sides and between stamps, full OG, NH, VF and very rare, Sassone #PP22s, C.v. €2,800, Est. $400-$500, Scott #Q22 var