She was the author of novels and religious works, including Toiling and Hoping (New York, 1856); The Boy Missionary (1859); Losing the Way (1860); Under His Banner (1862); The Morgan Boys (1859); Rochester, a Story Historical (Rochester, 1884); The Midnight Cry (New York, 1886); Life of S. F. B. Morse (1887); and Papers Relating to the Genesee Country (1888), among other publications.

Joseph Marsh, was a Campbellite minister,[4] who adopted the views of William Miller and was a leader in the Second Advent movement in 1843-50.

[1] On August 26, 1856, she married George Tan Parker,[3] an attorney (and later a judge) of Rochester.

[7] Parker's historical writings include histories of Rochester, the Genesee Valley, the Iroquois, and the Jesuits.

Shortly before that, she had published her novel, The Midnight Cry,[4] a tale in which she gives a vivid account of the Millerite delusion, writing from personal knowledge, having been brought up in that faith.

She corresponded with Hall Caine, George William Curtis, Henry James, Eugene Field, Justin Winsor, Francis Parker, and Susan B. Anthony.

[8] She died of bronchial pneumonia[9] in Los Angeles, California on March 13, 1913, at the home of her daughter, Margaret.