<i>Eintausend Mark Reichsbanknote 15. Dezember 1922</i>, 1000 marks bill of the Weimar Republic 1922, overprinted/overstamped with <i>Eine Milliarde Mark</i>, 1 billion marks, in the inflation period in 1923. Portrait of mintmaster Jörg Herz (1492 – 1554). 
<p>The <i><a href="https://en.wikipedia.org/wiki/Papiermark" class="extiw" title="en:Papiermark">Papiermark</a></i> was the German currency from 4 August 1914 when the link between the <a href="https://en.wikipedia.org/wiki/German_gold_mark" class="extiw" title="en:German gold mark">Goldmark</a> and gold was abandoned, due to the outbreak of World War I. In particular, the Papiermarks was the currency issued during the <a href="https://en.wikipedia.org/wiki/Hyperinflation_in_the_Weimar_Republic" class="extiw" title="en:Hyperinflation in the Weimar Republic">hyperinflation in Weimar Germany</a> of 1922 and 1923. The <i><a href="https://en.wikipedia.org/wiki/Rentenmark" class="extiw" title="en:Rentenmark">Rentenmark</a></i> was a currency issued on 15 November 1923 to stop the hyperinflation, after the previously used "paper" Mark had become almost worthless. It was replaced in 1924 by the <i><a href="https://en.wikipedia.org/wiki/Reichsmark" class="extiw" title="en:Reichsmark">Reichsmark</a></i>.
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Photo taken at the permanent exhibition of the <a href="https://en.wikipedia.org/wiki/Center_for_Studies_of_the_Holocaust_and_Religious_Minorities" class="extiw" title="en:Center for Studies of the Holocaust and Religious Minorities">Center for Studies of the Holocaust and Religious Minorities</a> (Norwegian: <i>HL-senteret</i>) in Oslo, Norway.
<a href="//commons.wikimedia.org/wiki/User:Wolfmann" title="User:Wolfmann">Wolfmann</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>