1991 AD., Portugal, Centenary of the death of Antero de Quental commemorative, 100 Escudos, Lissabon mint, KM 664.

Portugal, Centenary of the death of Antero de Quental commemorative, Casa de Moeda Lisbon, 1991 AD.,
100 Escudos (33 mm / 14,33 g), copper-nickel, mintage 1.000.000 , coin alignment ↑↓ (180°), milled edge,
Obv.: 1842 / 1891 / ANTERO DE QUENTAL , Portrait, signature, life dates and name of Antero de Quental.
Rev.: REPUBLICA PORTUGUESA AÇORES / 1991 / INCM / 100 / ESC. , hand above national arms and value, engravers initials below, INCM abbreviates Imprensa Nacional – Casa de Moeda (National Currency – Mint House, Lissabon), .
KM 664 .