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Historical Painting Techniques, Materials, and Studio Practice

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Figure 2. Infrared rriflectogram assembly if the cherub st<strong>and</strong>ing 01'/ the throlle (lift side, area if rriflectogram:<br />

23 X 10 C/'I'/). Type I drawing is visible, characterized by an even, relatively narrow width.<br />

Rriflectograph by M. Faries.<br />

The underdrawing<br />

Infrared reflectography reveals distinct campaigns of underdrawing that can<br />

be described in four groups (12). Type I is characterized by a narrow, even<br />

line that skips over the surface of the ground. It is the first drawing stage in<br />

all three of the main panels <strong>and</strong> the St. Nicholas predella panels. There is only<br />

a small area of type I drawing in one of the St. Anthony predella panels. The<br />

drawing made using this material is summary. An example of this drawing<br />

type in the cherub on the throne is illustrated in Figure 2. This underdrawing<br />

128<br />

<strong>Historical</strong> <strong>Painting</strong> <strong>Techniques</strong>, <strong>Materials</strong>, <strong>and</strong> <strong>Studio</strong> <strong>Practice</strong>

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