Beaver (#9F8170) and Spanish gray (#989898) appear together across 6 master palettes in our corpus, most prominently in the work of Camille Pissarro, Edward Wadsworth, and Max Pietschmann and the Symbolism tradition. Painters typically deployed beaver at an average of 23% of the canvas, with spanish gray at 18%. Third colors most often completing the combination include Khaki (#C3B091), Zinc gray (#655B55), and Umber (#635147).