| Duncan Hypno Stripe Tin ... | |
| Duncan Hypno Stripe Tin Whistler 1930s RARE Yo-Yo - Sold on eBay January 18th, 2024 for $128.50 (16 bids) | |
| eBay Early 1930s Duncan Tin Whistler HYPNO STRIPE Red CenterRAREGreat condition First series of these as it has PAT PENDOne of the earliest Duncan Yo YosINCREDIBLY BEAUTIFUL (Condition: Pre-Owned)... | |