S365 – III Pan-American Postal Union Congress airmail, aircraft above Madrid. Spain 1931, III Congreso Unión Postal Panamericana – Correo Aéreo. Edifil 614; 5 céntimos, Brown-violet.
Technical: Recess printing (calcografía); perforation 12 line, catalogue specification.
Condition: MNH. Mint; apparently continuous original gum without visible hinge traces, classification MNH provisional pending collector confirmation. Good centring and clear aircraft engraving. Mild even gum yellowing; no clear major faults.
Catalogue: Edifil MNH €0.35; MH €0.25; Used €0.25. AllCollect valuation: €0.30; Collection Grade 4/5; Investment Grade 1/5; Decision KEEP.
