Colours with white. Plate VIII, page 51, view 88 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/n88/mode/1upPlate XIII showing the modifications which black designs undergo upon different colored grounds. Page 120, image 120 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/120/mode/1upIn reference to colours for paper-hangings and borders. Plate XIV, page 123, image 170 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/n170/mode/1upDesigns for the borders of paper-hangings. Plate XV, Page 124, view 174 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/n174/mode/1upOrnaments for borders. Plate XVI, page 130, view 182 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/n182/mode/1upExample of the effect of two colours, red and green. Plate XVII, Page 131, view 186 of M. E. Chevreul’s work The laws of contrast of colour with the plates engraved and printed in colors by Edmund Evans. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/lawsofcontrastof00chev/page/n186/mode/1up