Banknotes and coins from around the world:

Banknotes and coins from around the world

Source: Wikimedia Commons, Public domain

United States coins:

United States coins

Source: Wikimedia Commons, Public domain

Euro banknotes and coins:

Euro banknotes and coins

Source: Wikimedia Commons, Public domain

Demonetisation during the Tipper and See-Saw Time (or Kipper and Wipper period) in Central Europe, 17th century:

Demonetisation during the Tipper and See-Saw Time (or Kipper and Wipper period) in Central Europe, 17th century

Source: Wikimedia Commons, Public domain

Constantius Gallus, Caesar. 351-354 AD. AV Solidus (4.44 gm). Thessalonica mint:

Constantius Gallus, Caesar. 351-354 AD. AV Solidus (4.44 gm). Thessalonica mint

Source: Wikimedia Commons, Author: CNG coins (http://www.cngcoins.com); Creative Commons Attribution-Share Alike 3.0

Federal Reserve, Washington, D.C.:

Federal Reserve, Washington, D.C.

Source: Wikimedia Commons, Author: AgnosticPreachersKid; Creative Commons Attribution-Share Alike 3.0 Unported

European Central Bank, Frankfurt am Main:

European Central Bank, Frankfurt am Main

Source: Wikimedia Commons, Author: Eric Chan; Creative Commons Attribution 2.0 Generic

Bank of England, London:

Bank of England, London

Source: Wikimedia Commons, Public domain

Bank of Japan, Tokyo:

Bank of Japan, Tokyo

Source: Wikimedia Commons, Public domain

Swiss National Bank, Bern:

Swiss National Bank, Bern

Source: Wikimedia Commons, Author: Baikonur; Creative Commons Attribution ShareAlike 3.0

People's Bank of China, Beijing:

People's Bank of China, Beijing

Source: Wikimedia Commons, Author: 用心阁/Yongxinge; Creative Commons Attribution ShareAlike 3.0