Columbia subject headings:
Art objects--Conservation and restoration.
Christian art and symbolism--Conservation and restoration--Mexico.
Echave Orio, Baltasar de, 1558-1623--Criticism and interpretation.
Echave Orio, Baltasar de, 1558-1623. El martirio de san Ponciano.
Painting--Radiography.
Harvard subject headings:
Princeton subject headings:
Art objects--Conservation and restoration.
Christian art and symbolism--Conservation and restoration.--Mexico.
Echave Orio, Baltasar de, 1558-1623--Criticism and interpretation.
Echave Orio, Baltasar de, 1558-1623. El martirio de san Ponciano.
Painting--Radiography.