1950s Sheaffer Snorkel Sentinel Fountain Pen - MANDARIN ORANGE Hard rubber is factory black

Hard rubber is factory black with no discernible fading

Materials: Permanite (celluloid)

Sheaffer used WASP pens as a canvas for experimental designs and color patterns

protuberant barrel-threads

having instead the later comb feed and simpler Duofold imprint

1950s Sheaffer Snorkel Sentinel Fountain Pen - MANDARIN ORANGE Hard rubber is factory blackVintage: 1950s Make: Sheaffer Model: Snorkel Sentinel Color: Mandarin Orange Materials: Bakelite C 11, two tone SS and GF cap Filling System: Snorkel Filler. Provides a clean fill even from the very bottom of the bottle since only the Snorkel tube needs to be submerged, not the nib or feed. This pen received a full filling system overhaul with all seals and sac replaced. Section sealed with rosin based sealant. Guaranteed to fill to capacity with good