nib: Fine 14k Gold
Sheaffer Touchdown, Blue, Sentinel Deluxe Made in Canada
Sheaffer Touchdown and Snorkel. In 1949 Sheaffer introduced a line of pneumatic-filling pens, in which the ink sac was emptied by air pressure generated by depressing a plunger. The pressure was automatically released once the plunger was fully depressed, allowing the sac to fill.