Signed, in pencil, lower right margin: MP[illegible]

Inscribed, in pencil, lower left margin: 19/20 Inscribed, title, in pencil, center margin: "Impact on Vibration"

(Anne MacDougall Einstein, New York, New York, USA)

2020-present, purchase by the Detroit Institute of Arts (Detroit, Michigan, USA)

"Detroit Institute of Arts adds works to Native American collection, new works by women artists." Artdaily. https://artdaily.cc/news/131545/Detroit-Institute-of-Arts-adds-works-to-Native-American-collection--new-works-by-women-artists#.YYQ0NWDMKUm. (Accessed on November 4, 2021).

Mavis Iona Pusey, Impact on Vibration, ca. 1970, screen print on off-white heavy-weight wove paper. Detroit Institute of Arts, Museum Purchase, Lee and Tina Hills Graphic Arts Fund, 2020.21.