This float appears to have the number 8 stamped on the seal. I think this could be an undocumented maker's mark.
It's a light blue float that measures 3 inches in diameter.
Undocumented Mark, Number '8', 3 inch
Written by Keith Glein
Additional Info
- Maker's Mark: Undocumented Mark
- Shape: Glass Ball
- Color: Light Blue
- Size: 3 Inch
- Rarity: Rare Maker's Mark
- ID (optional): 2010-03-19-01 Glass Float Museum
- Retail Value ($): 75
- eBay Auction ($): 50