 Eberle spent much of her life working toward equal rights for American women and a widespread push for equality.Her most famous piece, "The White Slave", representing child prostitution, caused controversy when exhibited at the 1913 Armory Show.Born on April 6, 1878 in Webster City, Iowa, Mary Abastenia St. Leger was the daughter of a mother who was a musician and father who was a doctor in the US Army.