Search for: [Subject and Keywords = early Middle Ages \-\- Poland] OR [Subject and Keywords = palatia] OR [Subject and Keywords = early medieval stone structures] OR [Subject and Keywords = early medieval wooden structures] OR [Subject and Keywords = early medieval bridges] OR [Subject and Keywords = militaria] OR [Subject and Keywords = Ostrów Lednicki \(Poland\)] OR [Subject and Keywords = średniowiecze wczesne \-\- Polska] OR [Subject and Keywords = palatia] OR [Subject and Keywords = konstrukcje kamienne wczesnośredniowieczne] OR [Subject and Keywords = konstrukcje drewniane wczesnośredniowieczne] OR [Subject and Keywords = mosty wczesnośredniowieczne] OR [Subject and Keywords = militaria] OR [Subject and Keywords = Ostrów Lednicki \(Polska\)] OR [Title = Sprawozdanie z prac badawczych na Ostrowie Lednickim w 1961 roku] OR [Title = Sprawozdanie z prac badawczych na Ostrowie Lednickim w 1961 roku] OR [Creator = Anderszowa, Krystyna] OR [Creator = Anderszowa, Krystyna]