February 11

February 11 has been designated as International Day of Women and Girls in Science by the United Nations (UN).

Postage Stamps Issued on this Day

 * South Africa, Republic
 * 2014 - Nelson Rolihlahla Mandela, 18 July 1918 - 5 December 2013
 * Transkei
 * 1977 - Transkei Airways


 * United States
 * 2021 - Chien-Shiung Wu