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.
Anton van Leeuwenhoek. Portrait of Antoni van Leeuwenhoek nlm nih gov Jan Verkolje PDold PD thumb left px Original uncropped cropped Tryphon Antoni van Leeuwenhoek by Jan Verkolje Anton van Leeuwenhoek
Page 2023 Free-images.com. All images are Public Domain