Rare historical wall charts on the history of architectural styles, with comprehensive explanations, created for art history lessons in the 1950s. The pictures are illustrated by Arch. F. Hoffmann and compiled by the historian Prof. Karl Scheidl. the Illustrations show examples of the three architectural styles in frontal plan, elevation and ground plan: the five-aisled basilica Old Peter's Cathedral and St. Paul's at the gates in Rome, Hagia Sophia (the landmark of Istanbul) and the mosque of Cordoba.It got printed by the famous Hoffmandruck in Vienna. Despite their age, the condition of the prints is as good as new, the drawings and illustrations are highly professional, the colors are beautiful and well preserved!