Reconstruction of the process of painting the face of St. Athanasius: [1] blue background, [2] yellow color of the halo, [3] brown underpainting of the figure, [4] first lights of the flesh tones in two layers, [5] brown underpainting of the hair, [6] black lines, [7] gray shading of the eyeballs, [9] bright red accents, [10] last white accents, [11] yellow highlight and decoration of the halo, [12] shading of the blue background, [13] final state

2017