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.
IsaacHijmans. en Isaac Henri Hijmans huygens knaw nl NBW website Huygens ING unknown photographer other versions PDold Faculty of Universiteit van Amsterdam Photographs uploaded by User Vysotsky
Page 2023 Free-images.com. All images are Public Domain