A fine mint NH pair of the 6 on 5 cent olive brown Allegory of Flight airmail stamp from the 1928-1929 Scroll Issue, showing angled surcharge bars on the top stamp. On this stamp the sucharge bars at the left side on the top stamp do not all end at the same point, whereas they do on the bottom stamp in the pair. Vertical wove paper showing no visible mesh on the back. Unitrade values a F-65 NH pair with no variety at $18. The pair offered here grades F-70 mint NH as follows: Margins/centering: 40/70 Paper freshness: 5/5 Colour: 5/5 Impression: 5/5 Absence of visible paper flaws: 5/5 Perforations: 10/10 We currently have four pairs with this variety in stock. You will receive one of the above pairs of your choice.