Top: Eva Hesse, Metronomic Irregularity II, 1966
Painted wood, Sculp-Metal, and cotton-covered wire 121.9 x 609.6 cm; each panel 121.9 cm (materials via)

Bottom: IBM "plugboard" accounting machine, circa 1948, photo via Ken Shirriff



Previous iteration of this pun (Pinterest scraped my sharpened image of the Hesse piece -- which I scraped from "the internet" back in the day -- the difference being I didn't lock the image behind a subscription wall)