The engravings on the essays are public-domain plates, reproduced without alteration beyond cropping and tone-matching.

• In Praise of the Bureaucrats — Jost Amman, Der Briefmaler (the letter-painter), woodcut from Das Ständebuch (Book of Trades), 1568. Wikimedia Commons.
• The ISV Pincer — Ernst Haeckel, Decapoda, plate 86 of Kunstformen der Natur, lithograph by Adolf Giltsch, 1904. Wikimedia Commons.
• We Tried to Manage AI Agents. We Accidentally Rebuilt Management. — A.-J. Defehrt after L.-J. Goussier, Épinglier (the pin factory), plate II from Diderot & d'Alembert's Encyclopédie, 1762. Wikimedia Commons.
• When the Interface Disappears — George du Maurier, Edison's Telephonoscope, wood engraving from Punch's Almanack for 1879, 1878. Wikimedia Commons.