Tuesday 15 March 2016 at 20:47
Colour analysis charts of various objects, such as Assyrian tiles, Persian rugs, a case containing an Egyptian mummy, and even a teacup and saucer — looking at times like some kind of strange fusion of De Stijl abstraction and Tetris.
Source: http://publicdomainreview.org/collections/color-analysis-charts-by-emily-noyes-vanderpoel-1902/