11th-13th century AD. A mixed group of bronze mounts comprising: five with facing animal mask and two with central ornament surrounded by a ribbed border. Cf. Arbman, H. Birka I: Die Graber, Uppsala, 1940, pl.91, group 2: https://imgur.com/0mxmbBP. 7.8 grams total, 12mm each (1/2"). From a private ring collection; acquired before 1990. [7, No Reserve] Fine condition.