Search for: [Subject and Keywords = profesorowie Politechniki Warszawskiej] OR [Subject and Keywords = historia kolei polskiej] OR [Subject and Keywords = kolej] OR [Subject and Keywords = parowozy] OR [Subject and Keywords = konstrukcja parowozów] OR [Subject and Keywords = wagony spalinowe] OR [Subject and Keywords = uczeni polscy] OR [Subject and Keywords = historia kolejnictwa] OR [Title = Antoni Xiężopolski \(1861\-1951\)]