Theorie des geldes und der Umlaufsmittel
Ludwig von Mises
Here is the first edition, 1912, of Mises's great book translated as Theory of Money and Credit. This is the German original in a gorgeous cover. This book changed monetary economics for ever.
Now you can own a perfect reprint of the original.
Munchen und Leipzig: Ferlag von Duncker & Humblot, 1912 (Theory of Money and Credit [Fiduciary Media], first edition)Updated 5/28/2009