Columbia subject headings:
Audio-visual materials--Conservation and restoration.
Information storage and retrieval systems--Museums.
Museums and scholars--Russia (Federation)
Museums and scholars.
Museums--Audio-visual aids.
Harvard subject headings:
Princeton subject headings:
Audio-visual materials--Conservation and restoration.
Information storage and retrieval systems--Museums.
Museums and scholars--Russia (Federation).
Museums and scholars.
Museums--Audio-visual aids.