Bottle 60 ml
Birmingham Pen Co. · Keystone Formula
Birmingham Pen Co. Shower Scum fountain pen ink from the Keystone Formula range.
Ink characteristics
- Range
- Keystone Formula
- Colour family
- Yellow
- Reference colour
- #8D7A13
- Properties
- darkgoldenrod, olive, shading, sheen
- Sheen
- Not marked
- Shimmer
- Not marked
- Shading
- Not marked
- Vintage safe
- Not marked
- Limited edition
- Not marked
- Collaboration
- Not marked
- Discontinued
- Not marked
Selected packaging
- Packaging
- Bottle
- Volume
- 60 ml
Screen colours are approximate; ink appearance varies with paper, nib and lighting.