|
Provisional investigation of geometric proportions in 15th-century Cologne panel painting | Bork, Robert Odell | 2012 | |
|
Provisional investigation of geometric proportions in 15th-century Cologne panel painting | Bork, Robert Odell | 2012 |
Katalog- und Bestandsdaten von lobid.org unter CC0 | Kartenbilder von Wikimedia, Kartendaten von OpenStreetMap unter CC-BY-SA