NID, Pelikan 4001 Blue Black. I was curious to try an iron gall ink : r/fountainpens
Ink Review #234: Pelikan 4001 Blue Black — Fountain Pen Pharmacist
Pelikan Souveran M400 Blue Black Fountain Pen Fine/Medium/Broad nib
The Story Behind Pelikan 4001 Blue-Black - The Pelikan's Perch The Pelikan's Perch
Blue / Black - Pelikan 4001 - Ink Reviews - The Fountain Pen Network
Pelikan Souveran R400 Blue Black Rollerball
Ink Review #234: Pelikan 4001 Blue Black — Fountain Pen Pharmacist
Ink Review #2451: Pelikan 4001 Blue Black — Mountain of Ink
Pelikan 4001 Blue Black - Ink Reviews - The Fountain Pen Network
Pelikan Edelstein 50 ml Bottle Fountain Pen Ink, Tanzanite (Blue-Black
Mini Collections, Part V: All The Blue Inks (Including Blues, Blue-Blacks, Teals, and Turquoise) — The Gentleman Stationer
The Story Behind Pelikan 4001 Blue-Black - The Pelikan's Perch The Pelikan's Perch
Pelikan 4001 Blue Black - YouTube
Pelikan 4001 Blue-Black - Ink Comparisons - The Fountain Pen Network
Pelikan Souveran Fountain Pen - M805 Black/Blue - Pen Boutique Ltd
Ink Review #2451: Pelikan 4001 Blue Black — Mountain of Ink
Pelikan 4001 blue black. Great shading, looks purple to my colorblind eyes… : r/fountainpens
Amazon.com : BLUE BLACK 78 INK 4001 30ML by Pelikan : Bottled Pen Ink : Office Products
Ink Review #234: Pelikan 4001 Blue Black — Fountain Pen Pharmacist
Amazon.com : Pelikan Ink Cartridge 4001 Blue Black Gtp/5, Blue Black (310607) : Fine Writing Instruments : Office Products
ink review: pelikan blue black - Seize the Dave
Blue black – Pelikan 4001 – EN | Inksnibs
Diamine Prussian Blue V. Pelikan 4001 Blue-Black - Ink Comparisons - The Fountain Pen Network
Ink Review #2451: Pelikan 4001 Blue Black — Mountain of Ink
Pelikan 4001 Blue-Black - 30ml Bottled Ink | Atlas Stationers
