Vintage Glass Privacy Door Knob Set – Reuse Depot, Inc.
Round Sphere Glass Door Knob | Hippo Hardware & Trading Company
Calzibeno Glass Door Knobs Interior, 6 Pack Crystal Door Knobs with Lock for Privacy Use, Black Glass Door Knobs for Interior Bedroom Bathroom, Vintage Glass Crystal Door Knob Set - Amazon.com
VINTAGE CUT GLASS DOOR KNOB SET WITH STEEL ATTACHMENT | eBay
Vintage Glass Door Knobs with Mortise Lock | OldTownArchSalvage
Antique Crystal Glass 12 Point Door Knob Set With Spindle | eBay
Pair, Octagonal Glass Door Knob – Vintage House Part