Nib: Medium 14k Gold
Geo. S. Parker Duofold; Lucky Curve Made in Canada, Green Marble, Permanite with two gold bands Junior 4.5 inches capped Button-fill
Nib imprint: Parker Duofold Pen Canada A
The famous Lucky Curve feed was patented in 1894 and this was he first single idea that began to get things moving for Parker.
Parker Duofold 1926 Advertises Non-Breakable Permanite