Spain 2020 20 x 1.5 euro collector colour coins set in album – Aviation history

Spain 2020 20 x 1.5 euro collector colour coins set in bank album with an aviation history booklet – Aviation history

Reverse (common to all coins) depicts a two-blade propeller; at the top – the inscription HISTORIA DE LA AVIACIÓN; below the central image – the 1.5 EURO coin denomination and mint mark. Outside the central circle, images of two turbines are depicted, separated by lines.