Parker 51 Fontain pen Parker 51 First produced in 1941, this Parker 51, currently on sale, is a model produced between 1948 and 1970. The filling methods were different in the first production run.It has a larger filling capacity.This model is called Aerometric; the body is black and made of Lucite-type plastic, and the nib is a gold-hoded nib.It has fine and very soft handwriting; please examine the pictures. Please note that country customs duties are the responsibility of the buyer; please check your country's customs laws. All import taxes, including VAT, are the responsibility of the buyer.