penmaniac on Instagram: "Over a century old... and still in use ✏️ Before fountain pens conquered desks, before ink became portable, there was already a smart and reliable solution: the mechanical pencil. These antique pencils from Mabie Todd, Wahl Eversharp, JIF and others were not experiments, but fully mature writing instruments. Twist, slide, click... and the mechanism continues to advance the lead smoothly, often after more than 100 years of uninterrupted existence. Why were pencils so impo