Parker Duofold Senior Fountain Pen (1920s) - Black, Raised Band。Parker Duofold Senior - PacificPenWorks.com。パーカー 万年筆 デュオフォールド シニア ブラック ストリームライン。RESTORED 1946 PARKER DUOFOLD SENIOR FOUNTAIN PEN GREEN GOLD CELLULOID。。Parker Duofold Senior with 14k Made in England nib.From 1959. Red color (Dark red Burgundy)I would say it is a “Fine” size nib. Aerometric type. It is currently loaded with Waterman Intense black ink and writes smoothly. You may want to clean it once before use. Since it is a 65 year old pen, of course it will have micro scratches on the barrel.