Columbia subject headings:
Christian antiquities--France--Congresses.
Church buildings--France--Congresses.
Excavations (Archaeology)--France--Congresses.
France--Antiquities--Congresses.
France--Church history--Congresses.
Harvard subject headings:
Christian antiquities--France--Congresses.
Church buildings--France--Congresses.
Excavations (Archaeology)--France--Congresses
France--Antiquities--Congresses.
France--Church history--Congresses.
Princeton subject headings:
Christian antiquities--France--Congresses.
Church buildings--France--Congresses.
Excavations (Archaeology)--France--Congresses.
France--Antiquities--Congresses.
France--Church history--Congresses.