Two complementary local currencies: SoNantes and Gall��co

If money is a very popular subject today it does not mean that we know it and understand its evolution. Indeed the national and international press floods us with information on the prices of different currencies on the risk of the collapse of the euro or the dollar there is even more and more talk about how to return to currencies national or improve the euro. Before being able to deal concretely with local complementary currencies it is necessary to look for a few moments on the theories of money since the 19th century.