"A Partial Disassembling of an Invention Without a Future: Helter-Skelter and Random Notes in Which the Pulleys and Cogwheels Are Lying Around at Random All Over the Workbench"
Overwhelmingly large. Single colour makes you focus on the objects represented themselves. Easy to see. Took me 2 hours to examine the whole wall even though it was only about 200m long.
