probably British, 19th century, pair clear and cobalt glass, brass mounts and crystal drops, 12-1/2 in.; pair with black and white marble plinths with inset marble panels, accompanied by copy of 1960 receipt from Edna Crawford Johnson, Washington, D.C., 12-3/4 in.ÿ, Provenance: Edna Crawford Johnson, Washington DC; Collection from an Important American Family cobalt with small chip to crystal points at top and prism drop, scattered minor tarnish to brass, marble plinths with minor chips and abrasions, light staining