Jerry Freeman (maker of tweaked whistles) is working on using 3D printing to mass produce high quality whistles. : r/tinwhistle
Tweaked Clarke Sweetone
Freeman Tweaked Whistle Mellow Dog D Tin Penny Listen for sale online | eBay
Amazon.com: Jerry Freeman Tweaked Key of D Mellow Dog Tin Penny Irish Whistle: Affordable true professional quality. Perfect for beginner & advanced alike. Scroll down & listen to video below the description. :
Jerry Freeman Tweaked Mellow Dog D Whistle | Reverb
Tweaked Clarke Sweetone
Jerry Freeman Tweaked Generation D--review - Chiff and Fipple Forums