Columbia subject headings:
Ecclesiastical embroidery--Conservation and restoration--Congresses.
Tapestry--Conservation and restoration--Congresses.
Harvard subject headings:
Ecclesiastical embroidery--Conservation and restoration--Congresses.
Institut royal du patrimoine artistique (Belgium)
Tapestry--Conservation and restoration--Congresses.
Princeton subject headings:
Ecclesiastical embroidery--Conservation and restoration--Congresses.
Tapestry--Conservation and restoration--Congresses.