This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Physicist Pierre Prvost. Uploaded with en wp UW marker Ref Journal Officiel Illustr De L'Exposition Nationale Suisse Genve org html Journal Officiel Illustr De L'Exposition Nationale Suisse Genve Made in Physicists from Switzerland Portraits of scientists PDold
Page 2023 Free-images.com. All images are Public Domain