The drawing TopoInk started with: measured contour lines on paper, index lines carrying the weight, water where the maps put it. Ten production colourways, each one a paper, a line, an index and a type colour that were chosen together.
- Place: Grand Canyon Rim to Rim, Arizona, USA
- Elevation band: 750–2,600 m
- Edition: 13
Drawn from measured elevation data for Grand Canyon Rim to Rim. Printed at 12×18, 18×24 or 24×36; the 18×24 is also offered framed in oak, black or warm white.

