The Authentics are the real deal from the hide glue down to the T-shaped neck reinforcement bar. Other significant features include an Adirondack red spruce top with contoured Adirondack bracing. It also features fossil ivory nut and saddle, black ebony pins and a vintage case.The D-18 Authentic goes beyond the already highly acclaimed Golden Era D-18 in faithfully replicating the specifications, materials and processes used in the construction of the original pre-war D-18s. Minimum advertised price: $6399. Call for lowest price. s/n: 1204515