The dimensions of postwar Russian migration are difficult to calculate exactly. In the case of the European DPs, the historian is baffled at every turn by the mass phenomenon of misstatement of identity; as Andrew Janco puts it, ‘Soviet refugees’ attempts to remain undetected by Soviet repatriation officers have also hidden them from the historical record.’ 1 But there are other difficulties, arising from the nature of the historical record itself and the kind of statistics that were kept.