• South African women in science: SAWISE

• Women in Science  http://www.io.com/~wwwave/history/science.html

• Profiles of Women Scientists  http://www.bios.niu.edu/wis/profiles.html

• Biographies of Women Mathematicians http://www.agnesscott.edu/lriddle/women/women.htm

• More mathematical heroines http://www.math.buffalo.edu/mad/wmad0.html

• Female Masters of Mathematics http://www.students.bucknell.edu/mpavlac

• Rosalind Franklin and the Double Helix -  http://www.physicstoday.org/vol-56/iss-3/p42.html

  See also the biography by Brenda Maddox, Rosalind Franklin: the dark lady of DNA. This is a lucid history of the life and times of Rosalind Franklin and her pivotal contribution to the unravelling of the double helix. Franklin died before that historic contribution  was awarded a Nobel prize (to Crick, Watson and Wilkins in 1962 )

• Lise Meitner, discoverer of nuclear fission http://www.sdsc.edu/ScienceWomen/meitner.html

                    (her work ensured the Nobel prize for Otto Hahn)

• Chien-Shiung Wu and the experiment which broke parity (verifying the theoretical work which would win a Nobel prize for Lee and Yang)

                        http://www.physics.ucla.edu/~cwp/Phase2/Wu,_Chien_Shiung@841234567.html

                        http://ccreweb.org/documents/parity/parity.html

• Mileva Maric  http://www.pbs.org/opb/einsteinswife/milevastory/early.htm

• The web site at the end of this paragraph provides information & brief bios of  obscure women astronomers  before 1920... The contributions made by women was confined to the last 100 years... "It would be immoral for women to be alone amongst the equipment at night."  And "Women did not have the abilities that would be required to observe nights." [ from http://astronomywebguide.com/links_astronomyhistory.html ]