S369 – III Pan-American Postal Union Congress airmail, aircraft above Madrid. Spain 1931, III Congreso Unión Postal Panamericana – Correo Aéreo. Edifil 616; 25 céntimos, Vermilion.
Technical: Recess printing (calcografía); perforation 12 line, catalogue specification.
Condition: MNH. Single MNH stamp, strong vermilion shade, crisp recessed aircraft and city engraving, very good centring, complete perforations, original gum with mild age-related yellowing. No definite significant faults.
Catalogue: Edifil MNH €0.35; MH €0.25; Used €0.25. AllCollect valuation: €0.30; Collection Grade 4.5/5; Investment Grade 1/5; Decision KEEP.
