He did a lot of excavations in Greece (already in his time at the École francaise in Athens in the 1940s), among others in Delphi, Thasos, and the colonies of Kyrene in Libya .
Er grub viel in Griechenland aus (schon in seiner Zeit an der École francaise in Athen in den 1940er Jahren), unter anderem in Delphi, Thasos, den Kolonien von Kyrene in Libyen.