Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Cambodia - 1953-61, Kinnari, Garuda and Independence, three complete sets of epreuve de luxe, the total is 17 imperforate proof sheets, no gum as issued, NH, VF, each one mounted on an album page, Est. $400-$500, Scott #C1-9, C10‑14, C15-17