Search for: [Subject and Keywords = tunele podwodne] OR [Subject and Keywords = tunele] OR [Subject and Keywords = Wisła] OR [Subject and Keywords = varsaviana] OR [Subject and Keywords = budowa tuneli] OR [Subject and Keywords = historia techniki] OR [Title = Projekt drogi pod rzeką Wisłą dla połączenia Warszawy z Pragą] OR [Creator = Idźkowski, Adam \(1798\-1879\)]