A pencil and ink illustration on acetate used as a color separation indicating areas to print green ink. Both the green and black areas in this illustration were printed using green ink.
An ink illustration on acetate used as a color separation indicating areas to print pink ink for the original version of the book "Nana Upstairs & Nana Downstairs".
An ink illustration on acetate used as a color separation indicating areas to print ochre ink for the original version of the book "Nana Upstairs & Nana Downstairs".
A foldout page from Ariane Dewey's reference notebook showing different percentages of the process colors to be applied to various elements in the original line drawing.
A woodcut print on rice paper used as a color separation. The black areas in the print will be printed with 100% yellow, 90% magenta, and 90% cyan inks to create a brown color in the final book.
A woodcut print on rice paper used as a color separation. The black areas in the print will be printed with 100% yellow and 30% cyan inks to create a light green color in the final book.
A woodcut print on rice paper used as a color separation. The black areas in the print will be printed with 45% black ink. When this ink is overprinted on light green areas it creates a dark green color in the final book.
A color separation on acetate. The blue writing indicates different percentages of cyan, magenta, and yellow ink to print in the red areas. The camera used to create the engraved printing plates will not pick up the blue writing; only the red areas…
A color separation on acetate. The blue writing indicates different percentages of magenta and yellow ink to print in the black areas. The black shapes labeled "white drop out" indicate to the engrave that no ink should be printed in this area,…
A color separation on acetate. The blue writing indicates different percentages of cyan, magenta, and yellow ink to print in the red areas. The camera used to create the engraved printing plates will not pick up the blue writing; only the red areas…
A color separation on acetate. The blue writing indicates different percentages of cyan, magenta, and yellow ink to print in the red areas. The camera used to create the engraved printing plates will not pick up the blue writing; only the red areas…
A color separation on acetate. The black illustration is labeled "white drop out" indicating to the engrave that no ink should be printed in this area, regardless of what any other color separations indicate.
The left half of this image shows enlarged halftone dots of increasing size. The right half of the image shows the impression of continuous tone that is created when these dots are printed very small.