Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en ruling pens300022466pens, rulingruling pen Pens made of a handle and a distinctive pen point consisting of two prongs or blades held one over the other by an adjustable screw that controls the size of the gap between them and thus the thickness of the ink line. A small reservoir of ink is held in the gap. Ruling pens are basic drafting implements used to inscribe lines of uniform thickness, usually guided by a straight edge, curve, or template. tiralíneas tiralínies 2026-03-30 21:04:15