Видео с ютуба Yoyo Duncan

Duncan Yo-Yo Reflex ft. Bryan Jardin

Duncan Toys Presents: Janos Karancz ft. Grasshopper GTX 2.0

Duncan Toys Pulse

The Dark Story of America’s Yo-Yo Empire: The Duncan Factory

Duncan Butterfly XT Yo-Yo Ft Bryan Jardin

Duncan Hornet Yo-Yo - Feat. Ryuya Kaneko

Duncan Imperial Yo Yo Featuring Bryan Jardin

Duncan Reflex Yoyo

Duncan Mosquito Butterfly Yoyo Demo, with yoyoing

Duncan Imperial Yo-Yo Ft Bryan Jardin

[Yo-Yo] Duncan Toys x Terry (Shingo Terada) - Raptor【ヨーヨー】

1970 - Duncan Presents "How To Run A Yo-Yo Contest" Featuring Barney Akers

Duncan Z Pro Yoyo Demo/Review

Я покупал йо-йо в реальной жизни...

From Classic Toy to Global Legacy: The Story of Duncan Yo-Yos

Duncan Butterfly Yoyo Demo, with Yoyoing

Duncan Butterfly Yo-Yo Ft Bryan Jardin

1994 - Duncan Toys Video Boy 30 Sec Yo-Yo Commercial

1950s - Duncan Lifesaver Yo-Yo Commercial

1980's - Duncan Toys Jewel, Butterfly, Imperial Yo-Yo Commercial