File talk:100-Mark-1971.jpg
http://en.wikipedia.org/wiki/File:Lire_500000_(Raffaello_Sanzio).JPG
http://www.wagerminds.com/blog/wp-content/uploads/2013/01/Screen-shot-2013-01-11-at-10.08.40-PM.png
http://en.wikipedia.org/wiki/Trillion_dollar_coin
Cybrarian's note: Staying on topic in the nineteenth century is really hard.