The Painter in Oil / A complete treatise on the principles and technique necessary to the painting of pictures in oil colors

by Daniel Burleigh Parkhurst

Bohemian Woman. Frans Hals.
Effect of contrast of light and shade in studio to be compared with diffused light of open air in the "Canal," and artificial light in "Woman Sewing by Lamplight."

Sewing by Lamplight. Millet.
Effect of artificial light contrast to be compared with natural light in illustrations of "Canal" and "Bohemian Woman."