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.
PSM Maria Agnesi. en Maria Agnesi archive org Popular Science Monthly Volume author PDold PDUS Uploaded with Popular Science Monthly illustrations Linguists from Italy Maria Gaetana Agnesi
Page 2023 Free-images.com. All images are Public Domain