A Superb Victorian antique mahogany drawing instruments set with original polished nickle instruments. c.1890. Quality polished mahogany box with brass panel to the lid, opening to reveal a two tier blue velvet lined interior. Selection of instruments in the fitted tray with polished bone handles. Matching sliding rule boxwood rule and timber pencil tube. Lower level with two boxwood rulers and matching set squares. Immaculate condition, probably unused. Box measures 14.25" long x 5.25" deep x 2" high.