During the Russian Revolution and the ensuing Civil War, more than twenty thousand kinds of banknotes were used throughout the vast expanse of the former Russian Empire. At that time, money was issued not only by the official authorities, such as the Imperial Government, the Provisional Government, and, later, the Bolshevik Government, but also by Generals Denikin, Wrangel, and Yudenich, Admiral Kolchak, Atamans Semyonov and Petliura, Hetman Skoropadskyi, and many other great and small rulers of Russia. Russian money was manufactured in Great Britain, Germany, Sweden, and the United States....