Eva Besnyő (April 29, 1910-December 12, 2003) was a Dutch-Hungarian photographer who participated in the Nieuwe Fotografie (New Photography) movement.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Eva_Besny%C3%B6

Boy With Cello, Balaton, Hungary by Eva Besnyö
1931 / Gelatin silver print / 16-3/4″x15-2/5″ / Various collections

Eva Besnyö on Artnet: http://www.artnet.com/artists/eva-besny%C3%B6/

Further reading:
https://awarewomenartists.com/en/artiste/eva-besnyo/
https://monovisions.com/biography-city-street-photographer-eva-besnyo/
https://www.maibeeldbank.nl/beeldbank?q_searchfield=Eva+Besny%C3%B3