https://harvardfilmarchive.org/programs/yvonne-andersen-and-the-yellow-ball-workshop
Yvonne Andersen and the Yellow Ball Workshop - Harvard Film Archive
An influential and acclaimed animator, teacher and author, Yvonne Andersen (b.1932) followed a stalwart, if unconventional, path in the arts ever since...
harvard film archiveyvonne andersenthe yellowballworkshop