I.F.S. Jasdan SG 1 Mint 1942-47 1a deep myrtle-green horizontal pair from booklet pane

1942(-47) 1a deep myrtle-green, perf 10½, horizontal pair with imperf margins at right and foot, being the lower half of a booklet pane, very fine o.g. (the gum thinly applied and almost invisible). A great rarity. We have not handled even a single unused example of this stamp in the past 30 years. - P267001770