Dating parker duofold pens

The Duofold Senior weighs in at surprisingly light 21g compare to a modern Duofold Centennial that weighs 29g.The extra weight of the Centennial is due to the brass casing for the filling mechanism.The size of the Senior and Centennial are virtually identical, which shows how carefully the designers of the modern pen were to be faithful to the 1920s design.The nib of the 1928–9 Duofold Senior is appropriately sized for a pen of these dimensions, that is, it’s quite big.model, which has since become the most recognizable Duofold color.Originally the pen was made from hard rubber, but in 1926 Parker plastic models.Jump to summary chart For those of us concerned with when a pen was made, Parker is the sweetest of all makers, in that many of their pen actually have a date printed right on them.

The weight and size of the pen are given in the table below.This was the kind of pen that was used to sign a bill into law, or, for lesser mortals, sign a mortgage contract. There is a series of gauges in the barrel where a tool of some sort seems to have slipped. Also, it looks like the lip of the cap had a chip knocked out and later glued into place.These noticeable flaws made the pen less valuable and I purchased it for somewhat less money than a pristine unit.This practice was evidently started as a means of helping quality control (“What was it exactly that we changed between April and June of last year that made the pens catch fire? While modern Parkers that follow this practice mark only the barrel or cap of the pen, vintage pens generally have a code on the barrel and on the point.One generally takes the barrel as definitive of the age of the pen as a unit, since caps, barrels and blind caps were usually all made together, and swapping tends to show.

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