Three distinct grades, Soft (Med) Arkansas, Hard (Fine) Arkansas and Surgical Hard (X-Fine) Arkansas. With cedar box.
Big Book Catalog, Issue:65, Page:459
SPECS: MB8 2" (5.1cm) x 1" (2.5cm) x 8" (20.3cm). FTC8 2" x ½" (12.7mm) x 8". XTC4 2" x ½" x 4" (10.2cm). XTC8 2" x ½" x 8".