SPEED INTERVALjacques2022-08-18T02:57:13-08:00 SPEED INTERVALPHYLLIS MARK YEAR 1978 MATERIALS Mixed media LOCATION Butler Institute Related Projects Sound Machine BUTTERFLY BLUE MORPH DANCING MENORAH #1 LUMIA CEILING LIGHT SCULPTURE CONTINUAL MOBILE TEMPERANCE FLYING PENCILS DANCE ROTO I CLEAR LITE