Helen Elna Hokinson (June 29, 1893-November 1, 1949) was an American cartoonist and book illustrator best known for her work for The New Yorker.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Helen_E._Hokinson
Helen Hokinson on Artnet: http://www.artnet.com/artists/helen-hokinson/
Further reading:
https://www.cooperhewitt.org/2018/04/10/hokinson/
https://www.dbdowd.com/illustration-history/2015/11/13/helen-e-hokinson
http://www.tcj.com/helen-e-hokinson/
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