Sound recordings--Congresses--Conservation and restoration--Technological innovations
Sound recordings--Congresses--Preservation and restoration--Technological innovations
Motion picture film--Congresses--Conservation and restoration--Technological innovations
Motion picture film--Congresses--Preservation and restoration--Technological innovations
Sound archives--Congresses--Technological innovations
Film archives--Congresses--Technological innovations
Archiver et communiquer l'image et le son