Columbia subject headings:
Harvard subject headings:
Archaeologists--Germany--Biography--Congresses.
Babylon (Extinct city)--Congresses.
Excavations (Archaeology)--Iraq--Babylon (Extinct city)--Congresses.
Koldewey, Robert, 1855-1925--Congresses.
Princeton subject headings:
Archaeologists--Germany--Biography--Congresses.
Babylon (Extinct city)--Congresses.
Excavations (Archaeology)--Iraq--Babylon (Extinct city)--Congresses.
Koldewey, Robert, 1855-1925--Congresses.