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.
Blackettlarge. Patrick Blackett Baron Blackett ca own Sosayso at org en en Sosayso original upload log page en Blackettlarge Sosayso bytes no Blackett ca Patrick Blackett
Page 2023 Free-images.com. All images are Public Domain