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Fixation of the pictorial layer
Fixation of the pictorical layer with the table of hot suction, using the hemp paper and applying the sturgeon glue with a brush, pressing gently with a palette to help to lower the blisters caused by the heat of the flames during the fire
Once fixed the areas of pictorial layer with the risk of losses the oxidized varnish is removed, which the is responsible for the yellowed tone paint.