Autograph letters signed from Antoinette Sterling, London, to Augustin Daly, [1886]
Oxford DNB, via WWW, May 6, 2008 (MacKinlay, Antoinette Sterling; singer; b. Sterlingsville, NY; date of birth contested: several sources give 23 January 1843 and others give 1850, while her death certificate suggests that she was born in 1846 or 1847)
Amer. and Brit. theatrical biog. (Sterling, Antoinette; 1843/50-1904; American singer)