Antique brass drafting instrument set housed in a fitted wooden case with blue velvet lining and removable tray. Includes multiple drafting tools such as compasses, dividers, ruling pens, extension bar, and ivory or bone handled instrument. Appears largely complete and in very good antique condition with expected age-related patina and light surface wear. Wooden case shows normal wear from age and use. A beautiful collectible set for architects, engineers, surveyors, or antique scientific instrument collectors. Please see photos for exact contents and condition.