Austria-Hungary, Empire. An SM Unterseeboot 1 Cap Tally Ribbon
                (Mützenband “SM UNTERSEEBOOT 1”). Constructed of black rayon, the exterior bearing a machine-embroidered gold bullion wire inscription of “S.M. UNTERSEEBOOT 1”, unmarked, measuring 3.5 cm (w) x 98 cm (l), demonstrating minor material fatigue, in extremely fine condition.

