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.
Pierre Louis Moreau de Maupertuis. en Pierre Louis Moreau de Maupertuis ru rsl ru php path pdf page XVIII XIX Unknown facsimile XVIIIXIX centures PDold Maupertuis
Page 2023 Free-images.com. All images are Public Domain