prime on Instagram: "- The post showcases a 12-second video of a pantograph scriber—a mechanical engraving tool—in action, where a hand traces an alphabet template to flawlessly inscribe “Serendipity” on paper, highlighting pure analog precision without digital aids. - Pantographs, invented in 1603 by mathematician Christoph Scheiner, employ parallelogram linkages to copy, enlarge, or reduce images identically, serving as precursors to modern CNC machines in fields like cartography and signage.