Dating parker 51
This problem led to minor internal changes to existing pen models, using other newly-available plastics for components of their feed.A common misconception about Quink is that it was intended primarily for the Parker 51, which generated over 400 million dollars in sales during its thirty-year history.Parker 51 Pens for Sale The Parker 51 pen was launched in 1941, was very popular through out its production, and can still claim the highest sales volume of any fountain pen.Its production spanned from 1941 to the early 1970s.In 1928, under the direction of Kenneth Parker, the Parker Pen Company invested three years and USD ,000 into the development of an ink that would eliminate the need for blotting.
At that time, most pen barrels and caps were manufactured of Celluloid, which was often damaged by the alcohol contained in Quink.
The first year Parker 51 pens are double jewelled, having aluminium jewels on the cap and the blind cap.
However, from 1942 the jewel was removed from the blind cap on the majority of production, and double jewelled pens became far less common.
However the composition of the ink damaged some pen barrels and caps.
The ink was later marketed with the Parker 51 pen, introduced ten years after Quink's release into the marketplace and designed to be unaffected by the chemical properties of Quink.