Mary Frank (born February 4, 1933) is an English sculptor, painter, printmaker, draftswoman, and illustrator.
Biography at the Paris Review: https://www.theparisreview.org/blog/2011/05/26/mary-frank/

Cusp #1 by Mary Frank
2015-17 / Archival pigment print on bamboo paper / 21 1/2″x16 1/2″ / maryfrankartist.com

Mary Frank on Artnet: http://www.artnet.com/artists/mary-frank/

Further reading:
https://www.dcmooregallery.com/artists/mary-frank
https://jwa.org/encyclopedia/article/frank-mary
https://en.wikipedia.org/wiki/Mary_Frank