Lot 10050 – 1927 Statistical Congress, complete set of three, Royal oblique perforations in mint nh bottom left corner marginal plate blocks of four

1927 Statistical Congress, complete set of three, Royal oblique perforations in mint nh bottom left corner marginal plate blocks of four, numbered A/27, 10m with handling bend at top, 15m with faint vertical gum bend in margin, otherwise fine to very fine, extremely rare, one of only two possible control blocks setsProvenance: The Palace Collection of King Farouk