The dataset gives measures for the international role of 45 currencies between 1890 and 1910 as well as a set of variables that can explain the relative position of these currencies. Sources and explanations for the variables are given in the pdf file below.
The International Currencies dataset is the basis of Flandreau, M. and C. Jobst (2005), ‘The ties that divide: a network analysis of the international monetary system 1890–1910’, Journal of Economic History, vol. 65(4) and Flandreau, M. and C. Jobst (2009), ‘The empirics of international currencies: Networks, history and persistence’, The Economic Journal, vol. 119(April).