met-medieval-art:
Square-Headed Bow Brooch,Metropolitan Museum of Art: Medieval ArtGift of J. Pierpont Morgan, 1917 Metropolitan Museum of Art, New York, NYMedium: Silver-gilt, niello inlay; iron spring/pinhttp://www.metmuseum.org/art/collection/search/465786
Square-Headed Bow Brooch,Metropolitan Museum of Art: Medieval Art
http://www.metmuseum.org/art/collection/search/465786