Ink Cartridges For Osmiroid Fountain Pens (Black) - Pen Converter
OSMIROID CALLIGRAPHY SET - YouTube
OSMIROID 75 FOUNTAIN PENS - YouTube
Does anyone know if there are newer cartridges that will work in Osmiroid fountain pens? I picked up one at a thrift store and can't seem to find any replacement cartridges that
Ink Cartridges For Osmiroid Fountain Pens - Pen Converter