Bidspirit auction | 6 Antique Ribbed Prismatic Clear

6 Antique Ribbed Prismatic Clear Holophane Glass Light Shades - Radiant antique clear glass shades in varying designs with 1910 patent dates on some of the shades, 6 IN to 3 1/2 IN height x 8 IN to 5 1/4 IN width, one has a few nips on the side of the ribbed glass as shown.