DORRIE NOSSITER 1893-1977
Arts & Crafts Clip Earrings 
Silver, gold, citrine, moonstone, zircon, tourmaline & pearl
Length: 5 cm Width: 3.6 cm (1.9 in x 1.4 in)
English. Circa 1930
Fitted case
Literature: cf. Jewelry & Metalwork in the Arts & Crafts Tradition
Elyse Zorn Karlin, 1993, page 85
Silver Jewelry Designs, Nancy N. Schiffer, 1996, page 101