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William Roe Howell

1846 – 1890

Spectral Index
Conservator's Lab · Optical Analysis

The Optical Fingerprint of William Roe Howell

Every work plotted by its measured colour saturation and tonal contrast — the numbers reveal the painter's hand.

Specimens 0 Axis X Saturation Axis Y Contrast Mode Spectro-Plot
No colour analysis data is available yet for William Roe Howell.
Measured
Saturation
Contrast
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