The punctual losses of polychrome, which are fortunately minor, are rejoined with watercolors, to facilitate a good visual reading of the work.

Once varnished the pictorial layer, just set some punctual with agglutinative pigments and varnish.

If you want to deepen the into the study of the attribution of the work onto Maíno and its restoration, see:

Francesc Quílez, Una nova atribució La conversió de sant Pau de Juan Bautista Maíno (pdf, in Catalan)

Francesc Quílez i Mireia Mestre, La conversió de sant Pau de Juan Bautista Maíno. Atribució i restauració. La recuperació d'una pintura per al Museu Nacional de Catalunya. (in Catalan)

The stuccos of the previous interventions has been treated as follows: those in poor condition are removed using humidity with a brush and mechanically. Punctually, some stuccos are leveled and is decided to respect those who are undamaged because it has been proven  the stability over time.

To make the stucco it has been used plaster (blanco de España) and as a cohesive natural glue of animal origin (rabbit tail). To get the maximum precition to fill the slopes it is applied by brush.

The blisters of the pictorical layer caused by the fire effect have made conditional the treatment and the cleaning process. Therefore, at the first stage, it has been chosed a cleaning aqueous, followed by a punctual fixation of the pictorial layer. During this process of cleaning, first of all it has been mechanically eliminated the dust of the surface wuth a soft brush and  in the reverse by aspiration, removing the deposits accumulated under the frame.

To remove the repainted of the lower strip, it has been applied a chemical solution and mechanically. The tests made ​​with ice have not given good results.

On the reverse, it has not been able to remove the dark spots of coletta (organic adhesive) of the lining canvas. The dry cleaning reduced the dark spots caused by water.

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

Regarding previous interventions, the painting underwent modification: it was cut to the right of the spectator, top and bottom, leaving the entire left side.

We can see the addition in the X-Ray, a strip of canvas painted on the base of the composition which not occupied its original place. It corresponds to the top of the painting which had been cut to be pasted, turning it 180degrees, at the bottom.