Specimen of a banknote of 2.50 <a href="https://en.wikipedia.org/wiki/Angolan_escudo" class="extiw" title="w:Angolan escudo">escudos</a>, issued by <a href="https://en.wikipedia.org/wiki/Banco_Nacional_Ultramarino" class="extiw" title="w:Banco Nacional Ultramarino">Banco Nacional Ultramarino</a> for <a href="https://en.wikipedia.org/wiki/Portuguese_Angola" class="extiw" title="w:Portuguese Angola">Portuguese Angola</a> on 1 January 1921.
The front depicts <a href="https://pt.wikipedia.org/wiki/Francisco_de_Oliveira_Chami%C3%A7o" class="extiw" title="pt:Francisco de Oliveira Chamiço">Francisco de Oliveira Chamiço</a> and the seal of the issuing authority.
<a href="https://en.wikipedia.org/wiki/De_La_Rue" class="extiw" title="en:De La Rue">De La Rue</a> (design and printing)<br><a href="https://en.wikipedia.org/wiki/Banco_Nacional_Ultramarino" class="extiw" title="en:Banco Nacional Ultramarino">Banco Nacional Ultramarino</a> (issuer)<br><a href="https://en.wikipedia.org/wiki/User:Minoa" class="extiw" title="en:User:Minoa">Minoa</a> (digitisation)
Scan of an original.