Hold the Gray Line Added by Louise Sandhaus 1019 on Feb 11th, 2021 Date 1972 Credits Mahler Ryder Format Poster 1528 Type of Work Finished work 5243 Media paper 1086 silk-screen 90 ink 232 Dimensions 15 × 11 in Related Items Black Artist in Graphic Communication Links risdmuseum.org… Tags Black Designer1970s70spolicePrintscreen printingSilkscreenBIPOCBIPOC designerPoster