Electric Blue Swirl (Black Base)
Christensen Agate Company · Late 1920s to Early 1930s

Identification summary
An exceptional early machine-made swirl featuring a glowing, electric blue ribbon on a jet black base.
Visible record
- Maker candidate
- Christensen Agate Company
- Era
- Late 1920s to Early 1930s
- Pattern
- Swirl
- Rarity assessment
- Rare
- Condition assessment
- Near Mint
- Size
- Standard (approx. 5/8 inch / 16mm)
- Material
- Glass