Circular black Parkesine door knob handle. Small hole in base with thread for screw. Marked P210. Made by Alexander Parkes; c.1862.

Details

Category:
Plastics and Modern Materials
Object Number:
2011-115/166
Materials:
parkesine (xylotile)
Measurements:
overall: 48 mm 47 mm,
type:
knob
credit:
Plastics Historical Society