"WORLD Coins German States - Brakteat n.d., Silver, FRIEDRICH I 11521190, ALTENBURG Emperor enthroned holding lilied scepter and orb.Berger - (vlg. 2076); Slg. Bonhoff 11820.92 g Very fine +"
Schulman b.v. Auction 354, 607 4.11.2017 (Estimate: 170 EUR)