My hubby is in the hobby of old currency notes collection. When he showed me the scan of one of the notes which his friend was having, I told him that this looks like a Rangoli design. He started making fun of me saying that always your mind is occupied with kolams and rangoli designs (same like him, always occupied with old currency notes).
currency
Here are the kolams and rangolis in this page:
- Rangoli Design from an old Currency note