File:Max von Oppenheim. Tell Halaf. 1912.jpg - Wikimedia Commons
CABINET / Archaeology and Jihad
Virtual Exhibition 100 Years First World War - People - Max von
A Guide to the Exhibition The Metropolitan Museum of Art
Biography – Max von Oppenheim Stiftung
From Cairo to Tell Halaf, The Max von Oppenheim Photo Collection
Impressive plan of the important archaeological excavation site of
File:Gesamtansicht der östlichen Laibung des zweiten
File:Max von Oppenheim. Tell Halaf. 1913.jpg - Wikipedia