The inks from Pelikan for traditional Pelikan fountain pens and many other fountain pens with plungers, resp. converters.
Pelikan 4001 Violet Ink Review
Paper and Digital: pelikan
Pelican Fine-Writing 339408 Gemstone Ink Coll.Onyx (Black) 50ml
Pelikan Edelstein ink - The Writing Desk
Blue Ink Comparison: Finding the Best True Blue Fountain Pen Ink
More Troublemaker Fountain Pen Inks Swatched
pelikanink
nicthegeek
Rants of The Archer: Fountain Pen Ink Review: Pelikan Edelstein Olivine
New fountain pen inks from Pelikan Hubs 2022
Pelikan Edelstein Bottle Ink
Pelikan 4001 Dark Green Ink - 30 ml Bottle
Pelikan Edelstein Bottled Ink for Fountain Pens, Sapphire, 50ml, 1 Each (339390) : : Office Products
Pelikan Edelstein ink - The Writing Desk