Nicolás Enríquez de Vargas (artist), Portrait of Sor Juana Inés de la Cruz, ca. 1750. Oil on canvas. Chapultepec Castle, Mexico City.
François (Franz) Fleischbein (artist), Portrait of Betsy, 1837. The Historic New Orleans Collection, acc. no. 1985.212.
Jarena Lee, 1849. Religious Experience and Journal of Mrs. Jarena Lee: giving an account of her call to preach the gospel, frontispiece. Engraving. New-York Historical Society Library.
Unknown photographer, A Typical Boomer Family, ca. 1890. New-York Historical Society.
Unidentified African American woman in uniform, 1861. New-York Historical Society Library.
Cihak and Zima (photographer), Ida B. Wells-Barnett, ca. 1893-1894. University of Chicago Library, Special Collections Research Center.
Gertrude Kasebier (photographer), Zitkala Sa, Sioux Indian and activist, c. 1898. Gertrude Kasebier, National Museum of American History, Smithsonian Institution.
Chien-shiung Wu (1912-1997), professor of physics at Columbia University, 1963. Smithsonian Institute Archives Image # SIA 2010-1509.
“Oportunidades Iguales Para Las Mujeres En El Trabajo y La Educaccion”, Women’s Strike for Equality, New York, Fifth Avenue, 1970, Eugene Gordon photograph collection, 1970-1990. New-York Historical Society Library.
Astronaut Ellen Ochoa, mission specialist, carries her son Wilson Miles-Ochoa following the STS-96 crew return at Ellington Field. June 7, 1999. NASA on The Commons, via flickr
Mollie, left, and her sister Nan the year they moved to Nebraska City, 1857.