Classification office and workplacewriting and stationerypencil Description A blue, balck and brown mottled propelling pencil made from pressed sheet with a gold cone and clip. This item forms part of the Plastics Historical Society (PHS) collection. Designers & Manufacturers Designer (Person) Unknown Manufacturer Unknown Object number PHSL : 590 Date 1920 - 1929 (circa) Country UK Method extruded pressed cut Material casein formaldehyde plastic CF metal Dimensions Length 113mm Diameter 9mm Colour black brown blue