Image of Annie Jump Cannon

Annie Jump Cannon at her desk • Smithsonian Institution Archives (Public Domain)

Image of Rita Levi-Montalcini in 2008

Rita Levi-Montalcini in 2008 • Photo by audrey_sel (CC BY-SA 2.0)

Image of 1927 Solvay conference

Marie Curie was lone woman at 1927 congress on physics in Brussels (Public Domain)