Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Syria - 1949, Revolution of 30th March, Colonel Husni al-Za'im, imperforate souvenir sheet of 25p and 50p, unused, no gum, VF and scarce, SG is mentioned this sheet in the footnote ''An imperforate miniature sheet containing #483/4 exists from a limited printing'', Est.$300-$400, Scott #C153 var