Finance | News | Business on Instagram: "Before computers, there was Leroy lettering — a mechanical tool invented in 1937 that transformed technical drawings. ✍️📐 Using templates and a guided scriber, it produced perfectly uniform letters and symbols, giving engineers and architects a clean, professional way to share ideas. At a time when shaky handwriting could lead to costly misinterpretations, Leroy lettering brought clarity, precision, and trust to blueprints and reports. Though replaced by