Yvonne Twining Humber (December 5, 1907–2004) worked for Boston’s WPA Federal Art Project from 1935 to 1943. Humber’s work combined the styles and themes of Regionalism with the hard-edged clarity of Precisionism.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Yvonne_Twining_Humber
A Shakeress at her Loom by Yvonne Twining Humber
1936 / Oil on canvas / Dimensions? / Private collection
Yvonne Twining Humber at Tacoma Art Museum:
http://tacoma.emuseum.com/emuseum/people/37/yvonne-twining-humber/objects
Further reading:
https://www.okcmoa.com/celebrating-womens-history-month-okcmoa/
https://www.whatcommuseum.org/five-women-artists-yvonne-twining-humber/
https://fryemuseum.org/images/docs/Yvonne%20Twining%20Humber_final.pdf
Cascadia Art Museum Video~
Vintage Christmas Cards and Yvonne Twining Humber: https://vimeo.com/487425631
The Misty Miss Christy 
Reblogged this on sketchuniverse and commented:
🤨 THIS WOMAN IS A POOR WORKER LIKE SO MANY OTHERS, THAT THE WORLD OF FASHION IGNORES THEM.