1850Gran ChacoPT1993-07-13 17:49:00UF1851ChacoNDBT14271Regiones de IberoamericaPTNT14344Chaco (Argentina)PTNT14343Chaco (Bolivia)PTNT14342Chaco (Paraguay)PTRT1036Guerra del ChacoPTRT1145El Chaco (Bolivia)PTRT14460El Chaco (Paraguay)PTRT1853El Chaco (Argentina)PTRT24664Chaco (Ecuador)PT