Bidspirit auction | Worldwide Aerophilately - Italian Colonies

Worldwide Aerophilately - Italian Colonies - Tripolitania - 1933, Graf Zeppelin issue, 3L-20L, complete set in bottom right corner sheet margin blocks of four, staple holes on bottom margins, nice quality, full OG, NH, VF, C.v. $580++, Sassone #A22-27, €1,200 as singles , Sc. #C21-26