I( have a bunch of greats aunt Virginia C Halley b.4/12/1850. This could be the one you are looking for. She is the daugthter of Nathaniel T. Halley jr. b. 2/10/1815. Siblings are: Samuel, William, Francis Asbery, Mordecai, Nathaniel Athan (my G Great Grandfather) and Robert F. .
Hard to tell who her mother cause Ole Nat T. was Married 4 times, could be Nancy. By the way my father gradurated. crowville high in 1950.