Columbia subject headings:
Film archives--Acquisitions--Congresses.
Motion picture film collections--History--Congresses.
Motion picture film--Preservation--Congresses.
Harvard subject headings:
Conference papers and proceedings
Film archives--Acquisitions--Congresses.
Motion picture film collections--History--Congresses.
Motion picture film--Preservation--Congresses.
Princeton subject headings:
Film archives--Acquisitions--Congresses.
Motion picture film collections--History--Congresses.
Motion picture film--Preservation--Congresses.