Search for: [Subject and Keywords = early Middle Ages \-\- Poland] OR [Subject and Keywords = Ostrów Tumski \(Poznań, Poland\)] OR [Subject and Keywords = early medieval structures] OR [Subject and Keywords = building techniques in early Middle Ages] OR [Subject and Keywords = Poznań, wielkopolskie voivodeship \(Poland\)] OR [Subject and Keywords = średniowiecze wczesne \-\- Polska] OR [Subject and Keywords = Ostrów Tumski \(Poznań, Polska\)] OR [Subject and Keywords = budownictwo wczesnośredniowieczne] OR [Subject and Keywords = techniki budowlane w średniowieczu wczesnym] OR [Subject and Keywords = Poznań, woj. wielkopolskie \(Polska\)] OR [Title = Jeszcze o przedromańskich strzechach budowlanych] OR [Title = Jeszcze o przedromańskich strzechach budowlanych] OR [Creator = Hensel, Witold \(1917–2008\)] OR [Creator = Hensel, Witold \(1917–2008\)]