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.
Niels Henrik Abel detail.jpeg Niels Henrik Abel dcs stand ac uk html creator Johan Grbitz PDold Closeup of Image Niels Henrik Abel Niels Henrik Abel Abel Niels Henrik Drawings by Johan Grbitz
Page 2023 Free-images.com. All images are Public Domain