Lot of 2 Antique 12 faceted glass doorknob sets

Set of 2 beautiful 12 faceted points glass door knob sets. The first pictures are without flash, then showing flash. The last two pictures show small chip in one knob, but very hard to notice as shown in pictures. Adjustable length and as shown one screw is missing, but can be replaced. Heavy, beautiful, faceted glass knobs.