Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en rulers300266529rulerrules Straight-edged strips or cylinders of medium size, usually of wood, metal, plastic, or ivory and having demarcations to indicate units of measurement, used for measuring and for guiding a pen, pencil, or other marking-instrument in forming straight lines upon paper or another material. They are used in geometry, drafting, drawing, carpentry, building, interior design, crafts, and other disciplines. For very long bars or strips of wood or metal having straight and true edges and used for a variety of purposes, including cutting or establishing the evenness of surfaces, use "straightedges." regla regle 2026-03-30 20:35:27