Search for: [Subject and Keywords = Politechnika Warszawska] OR [Subject and Keywords = historia Politechniki Warszawskiej] OR [Subject and Keywords = miernictwo elektryczne] OR [Subject and Keywords = elektrotechnika] OR [Subject and Keywords = prąd zmienny] OR [Subject and Keywords = biografie profesorów Politechniki Warszawskiej] OR [Title = Leon Jan Bolesław Staniewicz \(1871\-1951\)]