From the description of Autograph letter signed, dated : [New York], 22 February 1908], to Mr. & Mrs. Harry Harkness Flagler, 1908 Feb. 22. (Unknown). WorldCat record id: 270677710
Emma Cecilia Thursby (1845-1931) was born in Brooklyn, New York, to Jane Bennett and John Barnes Thursby. Her siblings were Alice, John, Louis, and Ina. A singer of international reputation, Emma also taught a number of sucessful pupils and was active with the Green Acre religious and philosophical community.
From the description of Emma Thursby papers, 1706-1940 (bulk 1880-1920). (New York University). WorldCat record id: 476922130