c1942 Parker 51 Pencil, Gold Filled Cap with 14ct Gold Clip & Nozzle, Grey jewel, Black Barrel, Made in Canada
The Parker 51 pen introduced in 1941, and in production until 1972. Parker's period advertising called it “The World's Most Wanted Pen,” a slogan alluding to restrictions on production of pens for the civilian market in the United States during World War II.