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Contact da Vinci Days board (the official overseer of the GKC event)
Email: info@davincidays.org
Mailing address: da Vinci Days
PO Box 1883
Corvallis, OR 97339
Contact Graand Kinetic Challenge
Email: graandkineticchallenge@gmail.com
Facebook: https://www.facebook.com/dvdgraandkineticchallenge
Instagram: https://www.instagram.com/graandkineticchallenge/
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