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.
Ito Keisuke. Portrait of Ito Keisuke Japanese book Rigaku Hakushi Ito Keisuke Ou Shoden ndl go jp html author PDJapanoldphoto Black and white photographic portraits of male scientists Black and white photographic portraits of men of Japan It Keisuke in art
Page 2023 Free-images.com. All images are Public Domain