There are again historical currencies and curriencies from no longer existing countries (DDR) in this file. The strings are only in the latest 1.6.3 version and not in 1.7

$string['ATS'] = "Austrian Schilling";
$string['BEF'] = "Belgian Franc";
$string['DDM'] = "East German Mark (DDR)";
$string['DEM'] = "Deutsche Mark";
$string['ESP'] = "Spanish Peseta";
$string['FIM'] = "Finnish Markka";
$string['FRF'] = "French Franc";
$string['GRD'] = "Greek Drachma";
$string['IEP'] = "Irish Punt";
$string['ITL'] = "Italian Lira";
$string['LUF'] = "Luxembourg Franc";
$string['PTE'] = "Portuguese Escudo";