moma-paintings: Ring, Alexander Calder, 1930s or 1940s, MoMA: Painting and SculptureJames Thrall Sob
moma-paintings: Ring, Alexander Calder, 1930s or 1940s, MoMA: Painting and SculptureJames Thrall Soby BequestSize: 1 ½ x 1 ½ x 1 ½" (3.8 x 3.8 x 3.8 cm)Medium: Brass and glass (crystal)http://www.moma.org/collection/works/81992 -- source link
#vintage jewelry